FixVault
Home
›
Chevrolet
›
2011
›
Volt
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Data Communications System
›
Diagnostic Information and Procedures
›
DTC U1807
›
Conditions for Running the DTC
Conditions for Running the DTC
Supply voltage to the control modules are in the normal operating range.
The ignition switch in any position other than START.