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1997 Subaru Legacy LSi 2.5L MIL Lamp on
Posted to Asian Driveability on 12/30/2004 3 Replies

Came in for PO136. Scan data showed Ov on sensor,replaced. MIL light came back on. Backprobed ECU found O2 Sensor voltage. Probable internal problem with ECU,replaced. Drove 20 miles ,scan data fine. Suddenly Sensor#2 dropped to Ov again. What I found was when...

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  Related Documents & Media  1997 Subaru Legacy LSi

 
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car Vehicle Data

1997 Subaru Legacy LSi

VIN 4S3BD6859V
Engine2.5 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Multi port
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Legacy Sus

Trouble Codes

P0136Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction
Message Closed

car Vehicle Data

1997 Subaru Legacy LSi

VIN 4S3BD6859V
Engine2.5 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Multi port
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Legacy Sus

Trouble Codes

P0136Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction