
2002 Mitsubishi Lancer ES 2.0L MIL Lamp on
thanks in advance. i got this lancer in today with a P0421 warm up efficiency below threshold. previous shop replacd both 02s and the cat(all new aftermarket). while watching the pid data, the rear 02 seems to be real slow at idle. freeze frame shows the code ...
FIX posted 11/9/2008
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Message Closed w/FIX
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VIN | JA3AJ86E36 |
Engine | 2.0 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Misc. | O-Z Rally |
Trouble Codes
P0421 | Catalytic Converter Efficiency (Bank 1) |
Message Closed w/FIX
Vehicle Data
2002 Mitsubishi Lancer ES
VIN | JA3AJ86E36 |
Engine | 2.0 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Misc. | O-Z Rally |
Trouble Codes
P0421 | Catalytic Converter Efficiency (Bank 1) |