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1987 Ford Thunderbird 5.0L Excessive Emissions, Poor Idle Quality, MIL Lamp on, Runs Rich
Posted to Ford Driveability on 4/22/2008 14 Replies

Yes only 12 thousand miles. This vehicle runs rich and surges at idle when in closed loop. Both o2 sensors are at 900 milli volts the exhaust is black and the plugs come out black with carbon. The fuel regulator is not leaking, tried known good MAP sensor, Tps...

14 Replies Received (View Replies)

  Related Documents & Media  1987 Ford Thunderbird

 
Message Closed w/FIX

car Vehicle Data

1987 Ford Thunderbird

VIN 1FABP60F2H
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / Port Fuel Inj
EmissionsFederal Emisions
SymptomsExcessive Emissions, Poor Idle Quality, MIL Lamp on, Runs Rich
OccursHot

Trouble Codes

42Rich Exhaust Sensor
Message Closed w/FIX

car Vehicle Data

1987 Ford Thunderbird

VIN 1FABP60F2H
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / Port Fuel Inj
EmissionsFederal Emisions
SymptomsExcessive Emissions, Poor Idle Quality, MIL Lamp on, Runs Rich
OccursHot

Trouble Codes

42Rich Exhaust Sensor