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1994 Ford Thunderbird 4.6L Low on power
Posted to Ford Driveability on 6/11/2000 1 Reply

Under heavy acceleration engine has no power. (cold is worse)It only rev's to about 3500 and flattens out. Let off gas to get trans to shift to go faster. When codes are cleared it takes 2 or 3 weeks for them to come back. Car does not miss, starts good,and dr...

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Message Closed w/FIX

car Vehicle Data

1994 Ford Thunderbird

VIN 1FALP6ZW9R
Engine4.6 L / 8 cyl
EmissionsOBD-II Compliant
SymptomsLow on Power
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

1994 Ford Thunderbird

VIN 1FALP6ZW9R
Engine4.6 L / 8 cyl
EmissionsOBD-II Compliant
SymptomsLow on Power
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)