Faulty Bulb Holder
Bulb Holder harness is open or shorted
Bulb Holder circuit poor electrical connection
Faulty Smart Junction Box (SJB)
Engine Light ON (or Service Engine Soon Warning Light)
When the Smart Junction Box (SJB) detects the multifunction switch is in the LH (Left) TURN position, the SJB provides voltage to the LH front turn lamp. When the SJB detects the multifunction switch is in the RH (Right) TURN position, the SJB provides voltage to the RH front turn lamp. The rear turn lamps are controlled utilizing the rear stoplamp circuitry. The Diagnostic Trouble Code (DTC) sets when the SJB detects an open or short to voltage from the RH front turn lamp voltage supply circuit.