BI-Fuel/CNG Vehicle Only U Codes

U1011 Thru U2015 Alternative Fuel Control Module (AFCM) - Bifuel vehicles only.

U1011 - SCP Invalid/Missing Engine Air Intake Data
U1071 - SCP Invalid/Missing Engine Sensor Data
U1073 - SCP Invalid/Missing Data for Engine Coolant
U1341 - SCP Invalid/Missing Data for Read Vehicle Speed
U1260 - SCP Single Ended (+) Ckt Failure
U1261 - SCP Single Ended (-) Ckt Failure
U1262 - SCP Communication Bus Fault


Information Bus. Information Bus

U2015 - Signal link Fault (Non SCP)

GO to Pinpoint Test X - Instrument Panel. Testing and Inspection