DTC B10A6-64: Main Light Switch signal plausibility failure [07/2015 - ]: Procedure
- VERIFY MAIN BODY ECU DTCS AGAIN
- Clear the DTC for the main body ECU using the Techstream.
Refer to DTC CHECK / CLEAR [07/2015 - ]
Body Electrical > Body Control Module > Clear DTCs
- Switch the ignition ON (engine off or on) and wait for 5 s or more
- Retrieve the main body ECU DTCs using the Techstream.
Refer to DTC CHECK / CLEAR [07/2015 - ]
Body Electrical > Body Control Module > Trouble Codes
- Is the same DTC displayed?
Result
Result Yes No
Result: 2
No
See step 5
Result: 1
Yes
See step 2
- Clear the DTC for the main body ECU using the Techstream.
- VERIFY ENGINE STOP AND START ECU DTCS
- Retrieve the engine stop and start ECU DTCs using the Techstream.
Refer to DTC CHECK / CLEAR [07/2015 - ]
Body Electrical > Smart Start Unit > Trouble Codes
- Are any other DTCs displayed?
Result
Result Yes No
Result: 2
Yes
REPAIR OR REPLACE THE MALFUNCTIONING PART ACCORDING TO THE APPLICABLE DTC TROUBLESHOOTING.
Result: 1
No
See step 3
- Retrieve the engine stop and start ECU DTCs using the Techstream.
- INSPECT HEADLIGHT DIMMER SWITCH
- Inspect the headlight dimmer switch.
Refer to REMOVAL [07/2015 - ]
- Is the headlight dimmer switch normal?
Result
Result Yes No
Result: 1
Yes
See step 7
Result: 2
No
See step 8
- Inspect the headlight dimmer switch.
- VERIFY THAT REPAIRS HAVE BEEN COMPLETED
- Clear the DTC for the main body ECU using the Techstream.
Refer to DTC CHECK / CLEAR [07/2015 - ]
Body Electrical > Body Control Module > Clear DTCs
- Switch the ignition ON (engine off or on) and wait for 5 s or more.
- Retrieve the main body ECU DTCs using the Techstream.
Refer to DTC CHECK / CLEAR [07/2015 - ]
Body Electrical > Body Control Module > Trouble Codes
- Is the same DTC displayed?
Result
Result Yes No
Result: 2
Yes
See step 6
Result: 1
No
See step 5
- Clear the DTC for the main body ECU using the Techstream.
- VERIFY IF OTHER DTCS DISPLAYED
Result: 1
Yes
REPAIR OR REPLACE THE MALFUNCTIONING PART ACCORDING TO THE APPLICABLE DTC TROUBLESHOOTING.
- Refer to DTC CHECK / CLEAR [07/2015 - ]
Result: 2
No
DTC TROUBLESHOOTING COMPLETED
- REPLACE THE MAIN BODY ECU, THEN GO TO THE NEXT STEP.
- Refer to REMOVAL [07/2015 - ]
Result
Proceed to NEXT
Result: 1
NEXT
See step 5
- Refer to REMOVAL [07/2015 - ]
- REPLACE THE ENGINE STOP AND START ECU, THEN GO TO THE NEXT STEP.
- Refer to SYSTEM DIAGRAM [07/2015 - ]
Result
Proceed to NEXT
Result: 1
NEXT
See step 4
- Refer to SYSTEM DIAGRAM [07/2015 - ]
- REPLACE THE HEADLIGHT DIMMER SWITCH, THEN GO TO THE NEXT STEP.
- Refer to REMOVAL [07/2015 - ]
Result
Proceed to NEXT
Result: 1
NEXT
See step 4
- Refer to REMOVAL [07/2015 - ]