U0146

U0146-00-LOST COMMUNICATION WITH CENTRAL GATEWAY

For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
Continuously when the ignition is on.

Battery voltage between 10 and 16 volts.

Body Control Module (BCM) is configured correctly.

- Set Condition:
Bus messages not received from the Central Gateway for approximately two to five seconds.





VERIFY DTC IS ACTIVE
1. Turn the ignition on.
2. With the scan tool, read active DTCs.

Is this DTC active?

Yes

- Perform the U0146-Lost Communication with Central Gateway diagnostic procedure. U0146

No

- Perform the Stored Lost Communication DTCs diagnostic procedure. Stored Lost Communication DTCs