1998 Pontiac Bonneville 3.8L, can fuel in cylinder cause the code p0140?
Yes, excessive fuel in the cylinder can caused a bad O2 sensor reading.
P0140 PONTIAC - O2 Sensor Circuit No Activity Detected Bank 1 Sensor 2 Read more: https://www.autocodes.com/p0140_pontiac.html
33.7k questions
32.5k answers
1.3k comments
23.0k users