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2004 Volvo S40 LSE 1.9L Hesitation, Misfire, MIL Lamp on
Posted to European Driveability on 7/11/2013 4 Replies

Vehicle came with bad misfire, Engine mechanical checked ok- good compression and passed leak down test. Had bad coil connector, so replaced. Installed new plugs, tried new coils and 2 wires - no change. sometimes runs quite OK - 99% improved. but soon go back...

4 Replies Received (View Replies)

  Related Documents & Media  2004 Volvo S40 LSE

 
Message Closed w/FIX

car Vehicle Data

2004 Volvo S40 LSE

VIN YV1VS27514
Engine1.9 L / 4 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursMost Time, but Sometimes Runs Ok
Misc.Turbo

Trouble Codes

ECM44Misfire. Emission level. Faulty signal. Permanent fault
ECM45Misfire. Emission level. Faulty signal. Permanent fault
Message Closed w/FIX

car Vehicle Data

2004 Volvo S40 LSE

VIN YV1VS27514
Engine1.9 L / 4 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursMost Time, but Sometimes Runs Ok
Misc.Turbo

Trouble Codes

ECM44Misfire. Emission level. Faulty signal. Permanent fault
ECM45Misfire. Emission level. Faulty signal. Permanent fault