B1644 JEEP – Rear Left Turn Control Circuit High

B1644 JEEP Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

B1644 JEEP Possible Causes

Faulty Rear Left Turn Signal Lamp,Rear Left Turn Signal Lamp harness is open or shorted,Rear Left Turn Signal Lamp circuit poor electrical connection,Faulty Total Integrated Power Module (TIPM)

B1644 JEEP Description

The Total Integrated Power Module (TIPM) monitors the Rear Left Turn Control. The TIPM sets the OBDII code when the Rear Left Turn Control is not to factory specifications.