
1998 Mercedes-Benz S420 4.2L MIL Lamp on
got an air injection system malfunction on this 420. maybe you guys who have been here before can enlighten me. the dealer told this lady that the heads would need to come off to clean the air injection ports out. they ran a test on o2 sensor response to air i...
FIX posted 7/23/2005
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Message Closed w/FIX
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VIN | WDBGA43G4W |
Engine | 4.2 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Message Closed w/FIX
Vehicle Data
1998 Mercedes-Benz S420
VIN | WDBGA43G4W |
Engine | 4.2 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |