B1156

Factory Manual References

Factory service manual diagnostic procedure for 2011 acura rl

A L L Diagnostic Trouble Codes ( DTC )

B1062




DTC Troubleshooting: B1062, B1063

DTC B1062:

Relay Control Module Lost Communication With Combination Switch Control Unit (Headlight Switch Message)

DTC B1063:

Relay Control Module Lost Communication With Combination Switch Control Unit (Wiper Switch Message)

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. Clear the DTCs with the HDS.

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

3. Wait for at least 6 seconds.

4. Check for DTCs with the HDS.

Is DTCs B1062 and/or B1063 indicated?

YES -

Go to step 5.

NO -

Intermittent failure, the system is OK at this time. Check for loose or poor connections between the relay control module and combination switch control unit.�

5. Check for DTCs with the HDS.

Are DTCs B1007, B1155, B1156, and B2108 all indicated?

YES -

Do the combination switch control unit input test Combination Switch Control Unit Input Test.�

NO -

Do the relay control module input test Relay Control Module Input Test.�

B1063




DTC Troubleshooting: B1062, B1063

DTC B1062:

Relay Control Module Lost Communication With Combination Switch Control Unit (Headlight Switch Message)

DTC B1063:

Relay Control Module Lost Communication With Combination Switch Control Unit (Wiper Switch Message)

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. Clear the DTCs with the HDS.

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

3. Wait for at least 6 seconds.

4. Check for DTCs with the HDS.

Is DTCs B1062 and/or B1063 indicated?

YES -

Go to step 5.

NO -

Intermittent failure, the system is OK at this time. Check for loose or poor connections between the relay control module and combination switch control unit.�

5. Check for DTCs with the HDS.

Are DTCs B1007, B1155, B1156, and B2108 all indicated?

YES -

Do the combination switch control unit input test Combination Switch Control Unit Input Test.�

NO -

Do the relay control module input test Relay Control Module Input Test.�

Supporting Diagrams & Locations

Reference material from the factory manual for this diagnostic procedure.

Diagram

A/C Leak Detection (B07-025)

Location

Accessory Power Sockets

Location

ACURALINK

Location

Adaptive Cruise Control (Acc)

Location

Audio System

Fuse/Relay

Dashboard

Fuse/Relay

Door

Fuse/Relay

B18-020: Warranty Extension: Customer Support Program For Driver's Airbag Inflator For 2013-14 ILX Hybrid And Other Listed Years And Models (Expires February 28, 2026) (B18-020)

Fuse/Relay

2011 RL: TQI Information (10-050)

Related Procedures

Procedure

A/C Refrigerant (Compressor) Oil Guide (BJA34004)

Procedure

A/C Refrigerant And Oil Type Guide (BJA1330)

Procedure

A/C Refrigerant Type Guide (BJA11220)

Procedure

A/C Refrigerant Types Guide (BJA09917 VERSION 2)

Procedure

Always Enter Campaign Number On Proof Of Correction Certificate (B13010B)

Procedure

ACURA Recommended Materials (B99-015)

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