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1988 Ford Thunderbird 23.0L Excessive Emissions, Poor Fuel Economy
car runs rich seems better with more throttle all sensors that i can check with volt ohm meter appear OK if i create vaccuum leak it gives no codes and seems to lean out and run better O2 sensor voltage reads good any suggestions??????
FIX posted 10/28/1998
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Message Closed
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| VIN | 1FABP64TXJ |
| Engine | 23.0 L / 4 cyl |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Idle |
Trouble Codes
| 42 | hego |
Message Closed
Vehicle Data
1988 Ford Thunderbird
| VIN | 1FABP64TXJ |
| Engine | 23.0 L / 4 cyl |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Idle |
Trouble Codes
| 42 | hego |