DTC U1128 Chevrolet
Camshaft Position Sensor B Circuit (Bank 2) Low Input
Camshaft Position Sensor B Circuit (Bank 2) Low Input
Description
Engine started, battery voltage must be at least 11.5v, all electrical components must be off, parking brake must be engaged (to keep daytime driving lights off), automatic transmission selector must be in park and the ground between the engine and the ch
Cause and Solution
CMP sensor circuit is open or shorted to groundCMP sensor circuit is shorted to powerCMP sensor ground (return) circuit is openCMP sensor installation incorrect (Hall-effect type)CMP sensor is damaged or CMP sensor shielding damaged
Video Guide
Diagnostic Info
- DTC Code: U1128
- Brand: Chevrolet