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1997 Mercury Cougar XR-7 4.6L MIL Lamp on
Posted to Ford Driveability on 7/27/2004 3 Replies

Greetings,hoping for some [...] a vehilcle that sets mentioned [...] testing I find I have system voltage to all O2 heaters,and ground to all but bank2 [...] drop from sensor to ecm tests [...] sure how to determine what could be keeping ecm from grounding tha...

3 Replies Received (View Replies)

  Related Documents & Media  1997 Mercury Cougar XR-7

 
Message Closed w/FIX

car Vehicle Data

1997 Mercury Cougar XR-7

VIN 1MELM62WOV
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction
P0155Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction
P0161Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

1997 Mercury Cougar XR-7

VIN 1MELM62WOV
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction
P0155Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction
P0161Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction