B2969

DTC Troubleshooting: B2969

DTC B2969:

Climate Control Unit Lost Communication with Combination Switch Control Unit (WIPSW message)

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in the B-CAN system diagnosis test mode A Troubleshooting - B-CAN System Diagnosis Test Mode A.

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0) and then back to ON (II).

3. Wait for 6 seconds or more.

4. Do the self-diagnostic function with the HDS.

5. Check for DTCs.

Is DTC B2969 indicated?

YES -

Go to step 6.

NO -

Intermittent failure, check for a loose wire or poor connection in the climate control unit connector A (40P).�

6. Check for DTCs with the HDS.

Are any of the following DTCs indicated; B1958, B1063, or B1156 indicated?

YES -

Do the wiper/washer switch (combination switch control unit) input test Wiper/Washer Switch (Combination Switch Control Unit) Input Test.�

NO -

Do the climate control unit troubleshooting Testing and Inspection.�