What causes B1169 on a Honda?

Powertrain control module (PCM) not sending transmission messages Gauge control module not receiving the transmission status Break or short in the gauge control module wiring Corroded connector at the cluster Loose data link pins between the PCM and the cluster

How do I fix B1169 on a Honda?

Scan all modules and note the missing transmission message Check PCM and gauge module power and ground Measure the data link between the PCM and the cluster Repair the wiring or connector fault found Replace the module that fails testing Clear the code and retest

B1169 The gauge control module lost communication with the powertrain control module

Q: What does B1169 mean on a Honda?

B1169. The gauge control module lost communication with the powertrain control module. Transmission messages may not reach the cluster. Applies to Honda and Acura models that use this code.

Category: Network Communications
Severity: Check Engine Light
Applies to: Honda and Acura models that use this code

What does B1169 mean on a Honda?

B1169. The gauge control module lost communication with the powertrain control module. Transmission messages may not reach the cluster. This Honda-enhanced code applies to Honda and Acura models that use this code.

Common causes of B1169

Powertrain control module (PCM) not sending transmission messages
Gauge control module not receiving the transmission status
Break or short in the gauge control module wiring
Corroded connector at the cluster
Loose data link pins between the PCM and the cluster

How to fix B1169

Scan all modules and note the missing transmission message
Check PCM and gauge module power and ground
Measure the data link between the PCM and the cluster
Repair the wiring or connector fault found
Replace the module that fails testing
Clear the code and retest

Sources and review

Last updated 2026-10-10.