2000 Jaguar S-Type 3.0L MIL Lamp on
Code P0420 - Cat efficiency low - Bank 1. Downstream O2 sensor is sluggish so I swapped the rear sensors hoping to see the sluggish sensor move to the other side. It did not - The readings stayed the same. I hesitate to put a new cat in. What have other people...
FIX posted 1/3/2007
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Message Closed w/FIX
Vehicle Data2000 Jaguar S-Type
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Message Closed w/FIX
Vehicle Data
2000 Jaguar S-Type
VIN | SAJDA01CYF |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |