B2135

DTC Troubleshooting: B2135

DTC B2135: A/T Reverse Signal Error

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

1. Connect the HDS to the data link connector.

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

3. Check for A/T system DTCs with the HDS.

Is there any DTC other than B2135 indicated?
YES - Go to the indicated DTC troubleshooting.

NO - Go to step 4.


4. Clear the DTC with the HDS.

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

6. Check for DTCs with the HDS.

Is the DTC B2135 indicated?
YES - Go to step 7.

NO - Intermittent failure, the system is OK at this time. Check for loose or poor connections.


7. Shift the lever from P to R position.

8. Select TEST MODE menu from the HDS, and enter DATA LIST.

9. Check the ON/OFF information of the AT SHIFT R POSITION in the DATA LIST.

Is the information indicated ON?
YES - Replace the adaptive front lighting control unit, and do the adaptive front lighting control unit learning procedure. When the adaptive front lighting control unit is replaced (a brand new adaptive front lighting control unit is installed)

NO - Do the MICU input test and check power, ground, and the B-CAN line. Multiplex Integrated Control System MICU Input Test