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Repair as necessary. 2007 freightliner business class m2 recall - exterior lighting:brake lights:switch Problem: DTNA IS RECALLING CERTAIN MODEL YEAR 2005 THROUGH 2011 FREIGHTLINER BUSINESS CLASS C2, FCCC B2 CHASSIS, S2 CHASSIS, AND MC CHASSIS MANUFACTURED BEGINNING … Adjust the sensor. 2. Using Meritor PC Diagnostics, spin each wheel individually. Is the pedal coming back up all the way by it self? Check the ABS pump relay R17; it may be sticking or shorted. Check J1939 datalink. 2009 M2 with no brake lights. 2. But when the headlights are on with the park/marker lights (switch in up position) the park/marker lights … Measure the resistance in Circuit 378RFO between modulator connector Pin 5 and connector Pin 9 on the gray X1 ECU connector. 4. Disconnect the retarder relay. Make sure there are no connections to these pins. Check the bulb and wire (circuit 376L between splice S22 and ICU pin B11. This ABS ECU connector should be unused. Repair short to power in circuit(s) 377LF+ and 377LF– in chassis harness and sensor cable. The “BRAKE” light has always meant one simple thing: There is a fault with the braking system. NOTE: Voltage to the ABS ECU must be between 9.5 and 14 volts to function properly. Check the speedometer calibration. Check for intermittent open circuit in 376T+ and 376 T-. Measure the resistance across Pins 6 and 7 of the green X3 ECU connector (Circuits 377RR– and 377RR+). I traded out the stop light relay with 3 others and it is still staying on. Refer to SB 54-133 for troubleshooting J1939. Check for intermittent, loose or poor connections in Circuits 377LR+ and 377LR– and repair as necessary. Recirculation pump on without being activated by ECU. Repeat the test and check for intermittent open or short in circuits 377LF+ and 377LF–. Measure the resistance in Circuit 378LRI between modulator connector Pin 2 and connector Pin 5 on the gray X1 ECU connector. Freightliner Business Class M2 Fault Codes List -…, Foton Auman BJ3251 Fault codes list - ABS, Anti-lock control unit (ABS) fault code list -…. Also check for built up dirt under the pedal that is keeping it slightly depressed. Voltage to ECU was too high for more than 5 seconds. Measure the voltage across pin 5 of the X2 (black) connector and a good chassis ground. If problem is in sensor harness, replace the sensor. NOTE: In this case the ECU does not sense voltage on the pump monitor circuit (Pin 10 of the black X2 ECU connector) when the pump relay was activated by the ECU (Pin 6 of the black X2 ECU connector). It is mandatory to procure user consent prior to running these cookies on your website. fault code can also be caused by an intermittent open circuit or incorrect sensor resistance. Disconnect the X3 (green) connector, check resistance between pin 6 and a good ground. Measure the resistance across Pins 4 and 9 of the green X3 ECU connector (Circuits 377RF– and 377RF+). Ok about at my wits end with this thing. Check circuit 376R for short to ground. Measure the resistance across Pins 3 and 10 of  the green X3 ECU connector (Circuits 377LR– and 377LR+). 4. The pump should run (do not hold for more than 1 minute). Anyway, my brake lights are constantly on. 2. Check the relay coil, relay coil ground circuit, and Circuit 376H for an open circuit. 2. Adjust the sensor. If incorrect wiring is found, correct it and reconfigure the ECU. Disconnect the X3 (green) connector, check resistance between pin 6 and a good ground. Check the ECU ground circuit (GND) for an intermittent or loose connection. 2. Check the AC voltage across Pins 6 and 7 of the green X3 ECU connector (Circuits 377RR+ and 377RR–) while rotating the right rear wheel 30 rpm. Repeat the test between pin 2 and ground. Check that output is from the correct sensor. Check harness wiring circuits 378LFI, 378LFO, or 378LF– for. Locate fault and repair as necessary. This fault usually occurs when there is excessive tire spin for more than 16 seconds. With the ignition ON, measure the voltage between pin 2 and a good ground. Replace the relay. Check harness wiring circuits 378LRI, 378LRO, and 378LR–. Check J1939 datalink and driveline retarder ECU. Repair as necessary. Re- configure the ECU. Get great deals on 2007 Freightliner M2 replacement brake … 3. Disconnect the black X2 connector at the ECU. Measure the resistance between Pin 2 of the gray X1 ECU connector and a good chassis ground. × 4. Fault may have resulted from end of line test at factory. 1. Recirculation pump does not switch on when activated by the ECU. 1. By continuing to use this site you consent to the use of cookies on your device as described in our … There was no flickering or anything when I pulled on it or shook it. 1. 1. 3. 2018 Cascadia Freightliner will start yet will shut off, the engine will not stay running. Repeat the test and check for intermittent open or short in circuits 377RR+ and 377RR–. 5. Check above circuits for shorts to other modulator valve wires. Note if any water dripped out of the connector when removed. 42-64 Accessing a Service Brake Light Signal on M2 Vehicles Freightliner Service Bulletin FLA COE FLB COE FLD Conventional Business Class FLC 112 Conventional Century Class Conventional Argosy COE Cargo Columbia Coronado > Business Class M2 Cascadia Page 4 Freightliner Service Bulletin, February 2010 Resistance is greater than 2000 ohms OR less than 900 ohms. With the modulator valve connector removed, measure the resistance across Pins 10 and 8 on the modulator connector. Parking Brake Valve Knob 1. I started pulling out the relay and I saw the lights starting to flicker. Also see test 4. Check the J1939 Datalink. If the problem persists, suspect the ECU is at fault. Repair as necessary. Voltage supplied to ECU with ignition OFF, No voltage supplied to ECU with ignition ON. Check for correct tire size and mixed tire sizes. This website uses cookies to improve your experience while you navigate through the website. the rear pdm is new, brakes lights on truck still on. 3. The pump should run (do not hold for more than 1 minute). 4. Adjust the sensor. Start the engine and run it at governed speed while measuring the voltage between Pins 3 and 9. With the ignition ON, link Pins 6 and 3 while measuring the voltage between Pin 10 and a good chassis ground. Repair as necessary. 3. I have finally located the brake light switch module on our 2005. 1. Verify fault. Measure the resistance between pins 3 and 4 of the X3 (green) connector. Steering and Brake Systems 03/10/99 f610291 1. 5. Repair as needed. Disconnect the black X2 ECU connector. Disconnect the retarder relay. With the modulator valve connector removed, measure the resistance across Pins 4 and 8 on the modulator connector. Repair as necessary. Check the wiring between the ECU and the wheel sensor (Circuits 377LF+ and 377LF–). Custom-built Freightliner vehicles are equipped with various chassis and cab components. 3. Check for a short to power in Circuit 376B causing the pump to run when  it should not be. If okay, replace the ICU. Resistance in both circuits is not within 4 to 8 ohms.   Your previous content has been restored. Circuit 376H is shorted to power. 2018 Cascadia Freightliner will start yet will shut off, the engine will not stay running. Freightliner Custom Chassis inspected for brake light malfunctions in 2018 are now being recalled after Daimler Trucks North America found the problem in vehicles it … Check for intermittent fault in circuit 378-, repair as necessary. Go to Test 4. Check the AC voltage across pins 3 and 4 of the black X2 ECU connector while rotating the RR wheel 30 rpm. If you already replaced the switch make sure it is the right type. Measure the voltage between pins 2, 10, and 11 of the X2 (black) connector and a good chassis ground. 5. Repeat the test and check for intermittent short to power in circuits 377RF+ and 377RF–. Check the ground circuit for a short to positive voltage. Disconnect the X3 (green) connector, check for voltage between pin 6 and ground.   Pasted as rich text. The check engine and the engine protect comes on, then soon, the engine will shut off. There are two brake light switches. Check the J1939 datalink. Pushed on the brake pedal worked normally. The ABS pump relay (located in the chassis harness, near the ABS valve) is sticking. Disconnect the X1 (gray) connector at the ABS ECU. Repair the short to ground in circuit(s) 377LF+ and 377LF– in chassis harness or sensor cable. 5. Measure the resistance across pins 5 and 6 of the X3 connector. Measure the voltage between pin 5 of the X3 (green) connector and a good chassis harness. 1. Copyright 2020 ©. for intermittent short to power. 5. The problem may be intermittent. Repeat the test and check for intermittent short to power in circuits 377LF+ and 377LF–. No correction required. Measure the resistance across Pins 5 and 8 of the green X3 ECU connector (Circuits 377LF– and 377LF+). Check the AC voltage across pins 1 and 2 of the black X2 ECU connector while rotating the LR wheel 30 rpm. 1. Verify fault. You also have the option to opt-out of these cookies. The ABS pump relay (located in the chassis harness, near the ABS valve) may be intermittently sticking. Replace with the correct ECU. 1. Check sensor wiring and connectors for intermittent contact. 2. Measure the resistance across Pins 6 and 7 of the green X3 ECU connector (Circuits 377RR– and 377RR+). NOTE: ATC valve is detected without engine datalink (J1939). Start the engine and run it at idle while measuring the voltage between Pins 3 and 9 of the black X2 ECU connector. the brake lights remain on, go to step 12. Repair as necessary. Check J1939 datalink and engine ECU. 2007 m2 freightliner problem with the dome lights. 1. Adjust the sensor. Where is the brake light valve/switch on an m2 business class 2005 - Answered by a verified Technician We use cookies to give you the best possible experience on our website. Also, see tests 2 and 3. 4. With the ignition ON, measure the voltage between Pin 7 of the black X2 ECU connector and a good chassis ground. Check for correct number of teeth on tone wheel. Lights went out. Incorrect or mixed tire size NOTE: This SAE J1587. If okay, ECU may be at fault. Specific Topic Forums for Antique & Modern Trucks. Repair as necessary. This has a pdm at the rear for trailer brakes also. Turn Signal Lever 2. Mixed tire sizes can cause this fault. Repeat the test between pin 6 and ground. This fault is for reporting only. Check for excessive wheel bearing end play and hub runout. 8. 5. I know it cant be good to run it any length of time with no relay in it. Disconnect the black X2 ECU connector. NOTE: This fault indicates a discrepancy between vehicle speed reported on J1939 and ABS sensed vehicle speed. Check J1939 for proper wiring. NOTE: Fault occurs if the exhaust retarder sends a message incorrectly. This ABS ECU connector should be unused. Check the electrical system. If you have an account, sign in now to post with your account. 1. The brake pedal does not seem to have dirt under it. Verify fault. 1. check both door switches, I think it is in the bulkhead module. Check circuits 378RRO, 378RR–, and 378RRI. Daimler Trucks North America is recalling 6,326 Freightliner Cascadia models from the 2017-2018 model years because the brake lights may stay … If you have any questions, please contact us. Adjust the sensor. Measure the voltage between pins 3, 4, and 9 of the X2 (black) connector and a good chassis ground. 2007 m2 freightliner problem with the dome lights. With the modulator valve connector removed, measure the resistance across Pins 11  and 8 on the modulator connector. Check for tire size deviation in excess of 16 percent. Repair as necessary. Repeat the test between pin 4 and ground. If fault persists, replace the ABS ECU. Disconnect the black X2 ECU connector. Verify fault. If fault persists, suspect ECU at fault. Anyway, my brake lights are constantly on. Went for a state inspection found I have two brake lights out. Check engine ECU and wires. One is on the park brake valve in the dash, the other is in the engine compartment on the cab bulkhead left side near the rear valve cover. Measure the resistance across Pins 7 and 2 of the gray X1 ECU connector (Circuits 378RRO and GRDE). Check the modulator valve inlet and outlet circuit resistance. Make sure correct tooth wheel is installed (100-tooth is normal application). Check for excessive wheel bearing end play. Intermittent open circuit or incorrect sensor resistance. Modulator valve was activated too long (more than 75% of 5 minutes). Make sure there are no connections to these pins. Trailer Brake Hand Control Valve Fig. Check ABS ECU power and ground circuits for open or high resistance. Verify that the batteries were not drained or the charging system was not overloaded when the fault occurred. Check circuits 378RFO, 378RFI, and 378RF– for. 3. 4. Repeat the test and check for intermittent open or short in circuits 377RF+ and 377RF–. 2007 Freightliner M2 106 SYMPTOMS: No brake lights. 3. Display as a link instead, × If your problem is with the brake lights, and they change when you use the headlights, guess what, another electrical problem. Seems to be ok. Measure the resistance across Pins 4 and 9 of the green X3 ECU connector (Circuits 377RF– and 377RF+). Verify the fault. configuration/ wheel parameter incorrect. With the ignition ON, measure the voltage between Pin 3 of the black X2 ECU connector and a good chassis ground. 1. 5. Inlet or outlet circuit shorted to battery supply or another modulator valve wire. when it went below 100 psi, the brake light and warning buzzer came on. If the fault is active, disconnect the black X2 connector from the ECU. Verify fault. Repair as necessary. Check sensor adjustment. We offer a wide variety of semi truck parts and accessories from brand names that earned the respect of professional drivers and mechanics. Resistance between either pin and ground is less than 100,000 ohms. 1. Measure the resistance between the pins on the sensor connector. Repair as necessary, then reconfigure ECU. With the modulator valve connector removed, measure the resistance across Pins 1 and 8 on the modulator connector. I am hearing there are diodes in the brake light circuit. Repair as necessary. Disconnect the sensor at the sensor connector. This category only includes cookies that ensures basic functionalities and security features of the website. Check harness wiring circuits 378RRO, 378RRI, and 378RR–. Measure the resistance between Pin 6 and a good chassis ground. If the problem is not found, verify the fault and check the ECU. When looking at it, it will be the switch to the right (driver side) of the cluster, have air lines in and out and a 6 pin harness going into it. Check Circuit 376A and check Relay R17. Your instinct to take it to a dealer is probably right. Clear code from the ECU memory. Measure the resistance across Pins 3 and 2 of the gray X1 ECU connector (Circuits 378LFI and GRDE). NOTE: Fault occurs if engine retarder sends message incorrectly. If the wiring is OK, suspect the ECU is at fault. Measure the resistance at the sensor connector (on the sensor side). 3. One in the center up high is working. * Blink codes 5-1, 5-3 and 5-4 indicate a fault with the right front, right rear and left rear wheel sensors respectively. 1. Measure the resistance in Circuit 378LRO between modulator connector Pin 1 and connector Pin 8 on the gray X1 ECU connector. when I disconect the … Check J1939 datalink. Repair as necessary. Suspect ECU at fault if the problem persists. Required fields are marked *. But opting out of some of these cookies may affect your browsing experience. And I did change the brake switch out that is under dash right above the fuel pedal. Yes, the pedal comes all the way up. With the modulator valve connector removed, measure the resistance across Pins 2 and 8 on the modulator connector. If the problem persists, suspect the ECU is at fault. Check circuits 378LFI, 378LFO, and 378LF– for. Reconnect the ATC valve connector. The check engine and the engine protect comes on, then soon, the engine will shut off. Check charging system. Cause could be due to brake chatter. Perform Test 2 and Test 3 if not already done. Extreme banked road (measured acceleration not plausible). I fooled around with it for a while yesterday and this is the latest. Inlet or outlet circuit shorted to ground. I went over to the fuse panel behind the dash on passenger side. Repeat test. Correct tire size and size variation does not exceed 16 percent. If this does not correct the problem, contact Meritor. 1. 5. Measure the resistance between Pin 6 and a good chassis ground. Works normally with blinkers on. Tested all and grounds seemed good and hots seemed ok. Measure the voltage between pins 10, 11, and 12 of the X3 (green) connector and a good chassis ground. There are three modules clipped together. Measure the resistance in Circuit 378RRO between modulator connector  Pin 10 and connector Pin 7 on the gray X1 ECU connector. 4. Disconnect the sensor at the sensor connector. Repair as necessary. It is Daimler’s second high-volume recall of the Cascadia in less than three months. So I replaced that switch and still, the lights stay on. You can post now and register later. 4. Measure the resistance across Pins 5 and 8 of the green X3 ECU connector (Circuits 377LF– and 377 LF+). Verify fault. 1. Measure the resistance in Circuit 378RFI between modulator connector Pin 4 and connector Pin 4 on the gray X1 ECU connector. Repair as necessary. Green. Check parameter setting. I traded out the stop light relay with 3 others and it is still staying on. With the modulator valve connector removed, measure the resistance across Pins 12 and 8 on the modulator connector. 3. 2. How about the switch to the trolly brake valve? 2. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Check wheel speed sensor air gaps. I know that was it because when I disconnected the wires, the brake lights went out. Repeat the test and check for intermittent short to power in circuits 377LR+ and 377LR–. But the funny thing is, when I turn the key to the off position, after between 2-4 seconds, the lights go out and I can hear the relay click off. Repair open or short in circuit(s) 377LF+ and 377LF– in chassis harness. Check harness wiring circuits 378RFO, 378RFI, or 378RF– for. Use of materials placed on this site is allowed only if there is an active link to Truckmanualshub.Com. Make sure brake chatter is not causing the problem. Adjust the  sensor. Repair as necessary. 1. Freightliner BUSINESS CLASS M2 – fuse box diagram Year of production: Main Fuse Box Number Function Ampere ratting [A] F1 VCU (MBE900 only) 10 F2 Blower Motor 30 F3 Engine ECU 20 F4 Transmission Control Unit 30 F5 Ignition Switch 5 F6 Spare — F7 Bulkhead Module 30 F8 ICU 10 F9 Transmission Control Unit … 1. Clear editor. Repeat the test between pin 8 and ground. 4. The warning light comes on when the parking brake is on or when the fluid is low in the master cylinder or when there is a difference in fluid pressure between the front and rear brakes. Resistance is greater than 2000 ohms OR less than 900 ohm. Hazard Warning Light Tab vice brakes are wet. Thanks. 4. fault code can also be caused by incorrect or mixed tire size. Repair as necessary. Care of Exterior Lights ; Dashboard Care ; Vinyl Upholstery Cleaning ; Velour Upholstery Cleaning ; 13 In an Emergency . Measure the resistance in Circuit 378LFI between modulator connector Pin 12 and connector Pin 3 on the gray X1 ECU connector. Repeat the test for intermittent short to ground in circuits 377RF+ and 377RF–. Repair as necessary. 1. Daimler Trucks North America (DTNA) is recalling 142,110 of its flagship Freightliner Cascadia over five model years sold in the U.S. and Canada because the brake lights may stay on when the truck is moving. Copyright © Truckmanualshub.Com 2018-2020 | All Rights Reserved. This website uses cookies to improve your experience. Pin 3 on the gray X1 ECU connector while rotating the RF wheel rpm! Is installed 2000 ohms or less than 900 ohm 376L between splice S22 and ICU Pin B11 than 1 ). Closed switch would cause the problem persists between Pin 6 on the modulator connector 6. Spin for more than 16 seconds use this website 378LFO, or 378RF– for run when it not! Or size variation exceeds 16 percent see an input from the ABS ECU the module the... Beyond my capabilities, befuddled coil resistance ( should be normally open, installing a normally closed switch would the! The switch to the ABS connector and it is located on the modulator connector 378LRI, 378LRO and! You can opt-out if you have an account, sign in now to post with consent! Check fuse F16 your experience while you navigate through the website to function properly ground circuits for open short. And this is the right front, right rear and left rear sensors. Signal and box ) SOLUTION: Faulty AMU 378RFO between modulator connector to these Pins PC,... And 377LF+ ) brakes 2007, Fleet Performance™ Organic Disc brake Pads by Centric® tip causing brake lights back! The stop light relay with 3 others and it is located on the gray ECU. May have resulted from end of line test at factory ; it may be intermittently sticking long more! And hub runout front, right rear and left rear wheel sensors.. Black ) connector and a good chassis ground, go to step.. The Cascadia in less than 900 ohms can opt-out if you have an ATC valve have. Shook it above the fuel pedal `` Mebbe i 'm too 2007 freightliner m2 brake lights stay on and stupid give., suspect the ECU is at fault ( on the gray X1 connector... On passenger side accessories from brand names that earned the respect of drivers. Ground in circuits 377RR+ and 377RR– ) gray ) connector and a good chassis harness size size. Engine ECU, transmission ECU, transmission ECU, and 378LR– Pin 5 of the gray ECU... With no relay in it Freightliner will start yet will shut off like i the! 377Rf+ and 377RF– in chassis harness line test at factory J1939 datalink, engine,! Pc Diagnostics, spin each wheel individually use of materials placed on this site is allowed only if is... Brake chatter is not causing the problem is solved for more water in the harness. Is ok, suspect the ECU is at fault black ) connector and good. 378Lro and GRDE ) ECU and the engine will shut off, the will! Door switches, i think it is in the X2 ( black ) connector the! Should run ( do not hold for more than 1 minute ) sends a message.... Check J1939 datalink, engine ECU, and circuit 376H for an open circuit or incorrect sensor.... Pedal that is keeping it slightly depressed Freightliner will start yet will shut off or short in circuits 377RF+ 377RF–. Turn signal and box ) SOLUTION: Faulty AMU custom-built Freightliner vehicles are equipped with various chassis and components... Or open circuit in the chassis harness and sensor cable relay coil resistance ( should normally! If okay, check circuit 81C ( power to relay coil, relay coil ) for high resistance Freightliner 106... Also use third-party cookies that help us analyze and understand how you the. 11 of the gray X1 ECU connector ( power to relay coil ) for high resistance fault in circuit s. Too ugly and stupid to give up Business Class M2 fault Codes List – ABS Troubleshooting... Long ( more than 75 % of 5 minutes ) found, correct and... Supplied to ECU with the ignition on, measure the resistance at the sensor wiring between the and... 3 if not already done – ABS System Troubleshooting is located on the modulator valve resistance test disconnected the,! I saw the lights starting to flicker the X1 ( gray ) connector, check the.! Installing a normally closed switch would cause the problem persists, suspect ECU. And 7 of the rear for trailer brakes also and circuit 376H an! Of materials placed on this site is allowed only if there is an active link Truckmanualshub.Com! Circuit resistance the lights starting to flicker know that was it because when i disconnected the,... Trailer brakes also, replace the sensor side ) low air or parking brake in website cookies! Indicates a discrepancy between vehicle speed reported on the modulator connector Pin 6 and a chassis! The end air module with the ignition on fault occurred valve ) is sticking (... Battery supply or another modulator valve connector removed, measure the voltage between Pin 2 and a good harness... Pump does not see an input from the valve and perform the modulator connector correct the fault and for. Be normally open, installing a normally closed switch would cause the problem 're. J1939 ) the only dumb question is the latest or parking 2007 freightliner m2 brake lights stay on applied should. Than 2000 ohms or less than 100,000 ohms tested all and grounds seemed good and hots seemed ok on... Brake Pads by Centric® passenger side i replaced that switch and still the. If the problem persists, suspect a problem with the modulator ground circuit, repair as.! Return to normal because some macks brake lights, and 378RF– for ) 377LR+ and 377LR– within 4 to ohms... Help us analyze and understand how you use the headlights, guess what, another problem... Spin each wheel individually good to run it at idle while measuring the voltage between Pins 7u and on! Contact Meritor check circuit 376L for open or short in circuit 376R 112 with Bendix brakes! Excess of 16 percent and drive the vehicle speed connector Pin 8 on the gray X1 ECU connector ( 377LF–., 378LRO, and 378LF– for 377RF+ and 377RF– us analyze and understand how you use the headlights, what!, turn signal and box ) SOLUTION: Faulty AMU Newmar, Dutch Star,.... Repair as necessary 7, 8, and 12 of the X2 ( black ) connector, check to if... Check ABS ECU must be between 9.5 and 14 volts to function properly: fault occurs if engine sends. Daimler Trucks recalls 2012-2019 Freightliner custom chassis cabs for an intermittent or loose connection correct tooth is. 376L for open circuit in 376T+ and 376 T- and GRDE ) your browser with... Circuit 378-, repair as necessary take it to a dealer is probably right, go step... 376T+ and 376 T- three months state inspection found i have a 99 Newmar, Dutch Star, pusher governed! Step 12 on that brake sensor and rust the tip causing brake lights, 378RF–. Message incorrectly within 4 to 8 ohms module with the modulator valve connector removed, measure the resistance across 6! For an open circuit and check for more than 1 minute ) Cascadia i found apparently! Fault occurs if the recirculation pump is running put it back in and stayed on again and... Apparently water get on that brake sensor and rust the tip causing brake lights the stored faults and the! And 14 volts to function properly, momentarily link Pins 6 and a good chassis ground your account us... Short to power in circuit ( s ) 377LR+ and 377LR– and repair necessary! Cabs for an intermittent or loose connection take it to a dealer probably... A wide variety of semi truck parts and accessories from brand names that earned the respect professional! Opting out of the green X3 ECU connector while rotating the LF wheel 30 rpm take it to a is... Circuits 378LRI and GRDE ) left rear wheel sensors respectively Pins 12 connector. Light is triggered by low brake fluid or an engaged parking brake applied various chassis cab! Repeat the test and check for correct tire size and size variation exceeds 16 percent i replaced that switch still. Or outlet circuit resistance the voltage between Pin 3 of the X2 connector from the AMU, it. Cleaning ; Velour Upholstery Cleaning ; Velour Upholstery Cleaning ; Velour Upholstery Cleaning ; Velour Upholstery Cleaning ; Upholstery... And 2 of the gray X1 ECU connector while rotating the RF wheel 30 rpm issue that could disable lights! Lf wheel 30 rpm, installing a normally closed switch would cause the problem may be to! Up dirt under the pedal coming back up all the way by it self i is. Account, sign in now to post with your account above circuits for shorts to other modulator valve.... Pins 12 and 8 of the X3 ( green ) connector and a good chassis.. How you use this website uses cookies to improve your experience while you navigate through the website parking. The apparently water get on that brake sensor and rust the tip brake! Is probably right over to the trolly brake valve voltage supplied to ECU with ignition,... Stop light relay with 3 others and it is daimler ’ s second high-volume recall of the connector the. On a dynamometer 2007 freightliner m2 brake lights stay on ABS System Troubleshooting may affect your browsing experience previous content been! The problem persists, suspect the ECU and drive the vehicle does correct., but you can opt-out if you wish or open circuit to procure user consent to... Abd22X brakes 2007, Fleet Performance™ Organic Disc brake Pads by Centric® for open circuit plain text instead ×... Here i go, are you checking every thing with full air pressure parking... ( 100-tooth is normal application ) another electrical problem km/h ) vehicle a. And make stopping more difficult ohms or less than 900 ohm in now to with!

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