P1169 ISUZU Possible Causes
- Leaking fuel injector(s)
- High fuel pressure
- Faulty fuel pressure regulator
- Faulty oxygen sensor 1
- Oxygen sensor 1 harness is open or shorted
- Poor electrical connection in oxygen sensor 1 circuit
How to Fix Code P1169 ISUZU?
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 service engine soon warning light)
P1169 ISUZU Meaning
Fuel Trim Bank 2 Rich During Deceleration is the generic description for Isuzu code P1169, but the manufacturer may have a different description for your vehicle model and year. Currently, we don’t have further information about Isuzu OBDII code P1169.