B1150

Factory Manual References

Factory service manual diagnostic procedure for 2007 acura rdx

A L L Diagnostic Trouble Codes ( DTC )

B1150

DTC B1150: Communication Bus Line Error (BUS-OFF)

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

1. Clear the DTCs with the HDS.
2. Turn the ignition switch OFF, and then back ON (II).
3. Wait for 6 seconds or more.
4. Check for DTCs with the HDS.

Are DTCs B1000, B1008, B1011, and B1032 also indicated with DTC B1150?

YES - Troubleshoot DTC B1000.

NO - If only DTC B1150 is present, replace the gauge control module assembly. If no DTCs are present, it's an intermittent failure, the system is OK at this time. Check for loose or poor connections at the gauge control module 36P connector, and at the under-dash fuse/relay box connector Q (16P).

DTC LIst - Multiplex Integrated Control

B1000 - B1284:

Factory service manual diagram



B1150 - B1188:

Factory service manual diagram



B1200 - B1241:

Factory service manual diagram



B1750 - B2240:

Factory service manual diagram



Multiplex Integrated Control System

NOTE: Check the PCM for DTCs and troubleshoot PCM or F-CAN loss of communication errors first,then record all DTCs, and sort them by DTC type using the DTC troubleshooting index, then troubleshoot the DTC(s) in this order.

- Battery voltage DTCs
- Internal error DTCs
- Loss of communication DTCs (beginning with the towest number first; for example, if B1008 and B1O11 are retrieved, troubleshoot B1008 first).
- Signal error DTCs

Supporting Diagrams & Locations

Reference material from the factory manual for this diagnostic procedure.

Diagram

A/C Leak Detection (B07-025)

Location

CHRYSLER Group LLC

Location

CHRYSLER Group LLC

Location

ACURA

Location

AUDI

Fuse/Relay

CHRYSLER Group LLC

Fuse/Relay

AUDI

Fuse/Relay

BMW

Fuse/Relay

CHRYSLER Group LLC

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