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1997 Mercury Cougar XR-7 3.8L Poor Idle Quality, MIL Lamp on
Posted to Ford Driveability on 9/20/2005 12 Replies

customer came in with the vehicle not running - car would start but then die right away. we replaced the converter assembly (3 converters - all plugged). now the car starts and runs but the idle doesn't seem right and the check engine light comes on right away...

12 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 1MELM6242V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

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/FIX

car Vehicle Data

1997 Mercury Cougar XR-7

VIN 1MELM6242V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

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