Possible causes – Faulty EVAP canister purge valve– EVAP canister purge valve harness circuit open or shorted– EVAP canister purge valve electrical connection When is the code detected? The P1001 code is triggered when the ECM has detected an open
Possible causes – Faulty Ignition Switch– Ignition Switch harness is open or shorted– Ignition Switch circuit poor electrical connection– Faulty Body Control Module (BCM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1001 CHRYSLER Description The Engine
Possible causes – Faulty Ignition Switch– Ignition Switch harness is open or shorted– Ignition Switch circuit poor electrical connection– Faulty Body Control Module (BCM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1001 JEEP Description The Engine
Possible causes – Faulty Ignition Switch– Ignition Switch harness is open or shorted– Ignition Switch circuit poor electrical connection– Faulty Body Control Module (BCM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1001 DODGE Description The Engine
Possible causes – Incorrect Self-Test Procedure– Unexpected response from the self-test monitors– RPM out of specification When is the code detected? Self test was begun but not completed in the proper time allotted Symptoms – Engine Light ON (or Service
Possible causes – Poor data link electrical connection– Scan tool malfunction Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1001 Description Key On/Engine Running Not Able To Complete is one of the definitions for the P1001; however your vehicle’s manufacturer may have a different definition for the P1001