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1997 Mercury Cougar XR-7 3.8L MIL Lamp on
Posted to Ford Driveability on 9/10/2008 6 Replies

I followed pinpoint charts for testing voltage from and back to computer on vpwr and heater circuits. Battery voltage on both. Checked resistance at o2 heaters and found both to be less than [...] both bank 2 sensors. Then got bank 1 sensor 1 heater fault but ...

6 Replies Received (View Replies)

  Related Documents & Media  1997 Mercury Cougar XR-7

 
Message Closed w/Summary

car Vehicle Data

1997 Mercury Cougar XR-7

VIN 1MELM6245V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCold, Intermittently

Trouble Codes

P0155Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction
P0161Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

1997 Mercury Cougar XR-7

VIN 1MELM6245V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCold, Intermittently

Trouble Codes

P0155Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction
P0161Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction