B1D34

B1D34,B1D38-MIRROR HEATER CONTROL CIRCUIT HIGH - DDM/PDM





For a complete wiring diagram Consult Diagrams/Electrical.

- When Monitored:
Continuously.

- Set Condition:
When the Door Module senses a high value on the mirror heater driver for over 10ms., this code will set.

NOTE: This test covers both the Driver and Passenger code depending on the side the code appeared in.





Diagnostic Test

1. TEST FOR INTERMITTENT CONDITION
Turn the ignition on.
With the scan tool, record and erase DTC's
Turn the rear defogger ON.
Operate the Mirror Switch in all directions several times.
With the scan tool, read DTC's.
Does the scan tool display B1D34, B1D38-MIRROR HEATER CONTROL CIRCUIT HIGH?

Yes

- Go to 2

No

- The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

2. TEST FOR A SHORTED MIRROR




Turn the ignition off.
Disconnect the appropriate door module C2 connector.
Turn the ignition on.
With the scan tool, erase DTC's
Turn the rear defogger ON.
Operate the Mirror Switch in all directions several times.
With the scan tool, read DTC's.
Does the scan tool display B1D34,B1D38-MIRROR HEATER CONTROL CIRCUIT HIGH?

Yes

- Replace the appropriate Door Module.
- Perform BODY VERIFICATION TEST - VER 1.Body Verification Test

No

- Inspect the mirror harness wires for shorted condition and repair as necessary. If the mirror wiring is OK, replace the Mirror.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test