P099E Possible Causes
- Faulty H shift solenoid
- H shift solenoid harness is open or shorted
- Poor electrical connection in H shift solenoid circuit
What Does It Mean?
Check the “Possible Causes” listed above. Visually inspect the wiring harness and related connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
P099E Possible Symptoms
Engine Light On (or Service Engine Soon Warning Light)
P099E Meaning
The Transmission Control Module (TCM) monitors the shift solenoid signal. The TCM sets the OBDII code when the shift solenoid does not meet factory specifications.