P2170 Possible Causes
- Faulty exhaust pressure regulator vent solenoid
- Exhaust pressure regulator vent solenoid harness is open or shorted
- Poor electrical connection in exhaust pressure regulator solenoid circuit
What Does It Mean?
How to Fix Code P2170
Check the “possible causes” listed above. Visually inspect the related 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 service engine soon warning light)
P2170 Meaning
Exhaust pressure regulator vent solenoid control circuit is the generic description for code P2170, but the manufacturer may have a different description.