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1992 Acura Vigor LS 2.5L MIL Lamp on, CODE 41
Posted to Asian Driveability on 3/16/2000

Acura Techs I'm at your mercy. Two oxygen sensors later and the mil light still comes on upon cold startup. The ecm grounds the o2 heater circuit through the a6 terminal (pink/white tracer.) I had it do it once with the dvom on it and the ECM seemed to hav...

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car Vehicle Data

1992 Acura Vigor LS

VIN JH4CC2647N
Engine2.5 L / 5 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EFI
EmissionsUS
SymptomsMIL Lamp on, Code 41
OccursIntermittently, Upon Cold Start

Trouble Codes

41o2 sensor heater circuit
Message Closed

car Vehicle Data

1992 Acura Vigor LS

VIN JH4CC2647N
Engine2.5 L / 5 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EFI
EmissionsUS
SymptomsMIL Lamp on, Code 41
OccursIntermittently, Upon Cold Start

Trouble Codes

41o2 sensor heater circuit