P1140 CHEVROLET Possible Causes
- Faulty HO2S, Bank 1 Sensor 2
- Open or short circuit in HO2S Bank 1 Sensor 2 wiring harness
- Poor electrical connection in HO2S Bank 1 Sensor 2 circuit
How to Fix P1140 CHEVROLET Code?
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 warning light soon)
P1140 CHEVROLET Meaning
HO2S Transition Time Ratio, Bank 1 Sensor 2 is the generic description for Chevrolet P1140 code, but the manufacturer may have a different description for your vehicle model and year. Currently, we have no further information about Chevrolet P1140 OBDII code.