U1418-IMPLAUSIBLE RIGHT WHEEL DISTANCE SIGNAL RECEIVED





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    Ignition on.

  • Set Condition:

    The PCM gets an implausible signal over the CAN C circuit from the ABS Module. The circuit is continuously monitored. One Trip fault.


Possible Causes
  
VEHICLE SPEED SENSOR FAULT ACTIVE IN ANTI-LOCK BRAKE MODULE
  
CAN C BUS CIRCUIT SHORTED
  
CAN C BUS CIRCUIT OPEN
  
ABS MODULE
  
PCM
  

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING).

Theory of Operation


The ABS Module sends an implausible distance signal over the CAN C Bus circuit to the PCM.



Diagnostic Test

1.ACTIVE DTC




Is the U1418-IMPLAUSIBLE RIGHT WHEEL DISTANCE SIGNAL RECEIVED Active at this time?

Yes
  • Go To 2


No

2.ABS MODULE IS ACTIVE ON THE CAN C BUS




Is the ABS Module active on the bus?

Yes
  • Go To 3


No
  • (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - DIAGNOSIS AND TESTING) for No Response diagnostic procedures.

3.DTCS STORED OR ACTIVE IN THE ABS MODULE



Are any DTCs active or stored in the ABS Module?

Yes
  • Refer to section 5 - BRAKES - ABS ELECTRICAL DIAGNOSTICS and perform the diagnostics for the DTCs in the ABS Module.


No
  • Go to 4

4.ACTIVE DTCS IN THE FCM




Are any Communication DTCs active in the FCM relating to the ABS System?

Yes


No