P0853 Possible Causes
Faulty drive switch
Drive switch harness is open or short-circuited
Poor electrical connection of the control switch circuit
What Does It Mean?
How to Fix Code P0853
Check the “Possible Causes” listed above. Visually inspect the cable harness and associated connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
P0853 Possible Symptoms
Engine light on (or service engine soon warning light)
P0853 Meaning
The Transmission Control Module (TCM) monitors the signal from the drive switch. The TCM sets the OBDII code when the control switch does not meet factory specifications.
OBDII Code P0853 – Control Switch Input Circuit