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1991 Ford Thunderbird 3.8L Poor Idle Quality, High Idle
Hello group, I am having a problem I hope you can help with. No MIL. When I looked for codes I got 30,411,412.I don't think the 30 code is a good code. I have a high idle all the time. I checked the TPS and found that at idle I get .8v - 1.99. 1.99 is not at W...
FIX posted 10/23/2001
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Related Documents & Media | VIN | 1FAPP6049M |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, High Idle |
| Occurs | Always |
Trouble Codes
| 30 | Unknown No such code as I am aware of |
| 411 | Cannot control low rpm idle |
| 412 | Cannot control high rpm idle |
Message Closed
Vehicle Data
1991 Ford Thunderbird
| VIN | 1FAPP6049M |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, High Idle |
| Occurs | Always |
Trouble Codes
| 30 | Unknown No such code as I am aware of |
| 411 | Cannot control low rpm idle |
| 412 | Cannot control high rpm idle |
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