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International Automotive Technicians Network
1988 Ford Thunderbird 2.3L Excessive Emissions
Posted to Ford Driveability on 4/26/2000

Greetings Techs,

Got a Tbird here that doesn't go into fuel control mode (closed loop). After repairing the O2 ground from the ECM, I no longer get a code 41. Can also see the O2 voltage go low during a Koer test at my breakout box so I know the ECM is gettin...

 
Message Closed w/FIX

car Vehicle Data

1988 Ford Thunderbird

VIN 1FABP64TXJ
Engine2.3 L / 4 cyl
SymptomsExcessive Emissions
OccursAlways

Trouble Codes

23TPS out of range
41Lean Exhaust
Message Closed w/FIX

car Vehicle Data

1988 Ford Thunderbird

VIN 1FABP64TXJ
Engine2.3 L / 4 cyl
SymptomsExcessive Emissions
OccursAlways

Trouble Codes

23TPS out of range
41Lean Exhaust