P117B FORD Possible Causes
- Faulty exhaust gas temperature sensor
- Exhaust gas temperature sensor harness is open or shorted
- Poor electrical connection in the exhaust gas temperature sensor circuit
How to Fix Code P117B FORD?
Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Engine light on (or engine service soon warning light)
P117B FORD Meaning
The Powertrain Control Module (PCM) monitors the exhaust gas temperature sensor. The PCM sets the OBDII code when the exhaust gas temperature sensor does not meet factory specifications.