2003 Volvo S40 1.9L MIL Lamp on
We have smoke checked the system for vacuum leaks as well as the exhaust for leaks with none found we have read all the forums on this code we were just wondering if any other tricks can be made other than the dealer for pc programing when we look at the o2 li...
Summary posted 9/21/2011
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Vehicle Data2003 Volvo S40
Trouble Codes
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Message Closed w/Summary
Vehicle Data
2003 Volvo S40
VIN | YV1VS275X3 |
Engine | 1.9 L / 4 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection / EFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Misc. | 4 Door Sedan |
Trouble Codes
ECM28 | Front heated o2 sensor short term fuel trim faulty signal |