1998 BMW 318i 1.9L MIL Lamp on
CUSTOMER HAD CAT REPLACED 18 MONTHS AGO. CODE RESET IMMEDIATELY. wE CLEARED CODES RECENTLY, CODE RESET IMMEDIATELY. wE REPLACED 02 SENSORS TODAY. mY CONCERN IS THE LEAN CONDITION WILL DAMAGE NEW CAT
FIX posted 11/11/2005
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Vehicle Data1998 BMW 318i
Trouble Codes
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Vehicle Data
1998 BMW 318i
VIN | WBACC0324W |
Engine | 1.9 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Misc. | Po420 Cat Inefficient |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |