DTC U1088 Chevrolet
Motor Control Module (MCM) Internal Circuit Malfunction (HYBRID MODELS)
Motor Control Module (MCM) Internal Circuit Malfunction (HYBRID MODELS)
Description
With the ignition switch ON, the communication information can not be received, or the received data malfunction for at least 0.5 seconds. P16C1 and P16C2 are not active. WARNING: The IMA system uses high voltage (144 V), before servicing turn OFF the battery module switch.
Cause and Solution
Poor connections or loose terminals at the MCM MCM may need to be updated with the latest software Faulty MCM
Video Guide
Diagnostic Info
- DTC Code: U1088
- Brand: Chevrolet