U1008–LIN 1 BUS





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on.

  • Set Condition:

    LIN 1 Bus Performance.


Possible Causes
  
(D506) LIN BUS CIRCUIT OPEN
  
(D506) LIN BUS CIRCUIT SHORT TO GROUND
  
CLUSTER
  



Diagnostic Test

1.CHECK FOR AN ACTIVE DTC






Does the scan tool display: U1008–LIN 1 BUS?

Yes
  • Go To 2


No
  • The condition that caused this code to set is not present at this time. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals.
  • Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

2.SHORTED COMPONENT


NOTE: After disconnecting each component, check DTCs with the scan tool.








With each component disconnected, did the DTC U1008–LIN 1 BUS change from active to stored?

Yes


No
  • Go To3

3.(D506) LIN BUS CIRCUIT OPEN








Is the resistance above 10K ohms?

Yes


No
  • Go To4

4.(D506) LIN BUS CIRCUIT SHORT TO GROUND






Is the resistance below 10K ohms?

Yes


No