1995 Jaguar XJ6 Repair Question
Topics covered: Sensor, Fuel pressure, Gas.
Mileage: 216,000 miles.
Mileage: 216,000 miles.
Asked on May 1, 2012
Exuast smell like gas codes p1194,p1192,p1191
My jags exuast smell strong with gas like its running rich and the gas mileage is horrible I scanned it and I got the 3 codes p1194,p1192,p1191 I know its a o2 sensor but witch one pre or post cat?
Thanks in advace
Thanks in advace
Answer
Replied on May 1, 2012
Probable causes of an engine running rich are as follows:
1.Excessive fuel pressure can be cause by restricted fuel return line
2.Defective Oxygen Sensors.
3.Leaking injectors and fuel pressure regulator.
4.Coolant temperature sensor out of calibration.
5.Restricted air intake system.