DTC U1071 Lincoln
EVAP Emission Control LDP Circuit Clamped Tube Detected
EVAP Emission Control LDP Circuit Clamped Tube Detected
Description
Key on, KOEO Self-Test enabled, and the ECM detected an unexpected voltage condition on the EVAP emission control leak detection pump circuit.
Cause and Solution
Leak Detection Pump has failed EVAP canister system has an improper or broken seal Evaporative Emission (EVAP) canister purge regulator valve 1 is faulty Hoses between the fuel pump and the EVAP canister are faulty Fuel filler cap is loose Fuel pump seal is defective, faulty or otherwise leaking Hoses between the EVAP canister and the fuel flap unit are faulty Hoses between the EVAP canister and the evaporative emission canister purge regulator valve are faulty ECM has failed
Video Guide
Diagnostic Info
- DTC Code: U1071
- Brand: Lincoln