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1991 Mercury Cougar LS 3.8L Poor Idle Quality, Hesitation, Surge
High idle and surging. No computer control of TPS. We have checked for ground at the computer and pin 40 and 60 have known good grounds. At the TPS we have 5 volt ref. on 2 of the 3 wires with it (TPS) unplugged. When we plug in the TPS we have 5volt ref. on a...
FIX posted 10/18/2002
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Message Closed w/FIX
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Related Documents & Media | VIN | 1MEPM6043M |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | US FED |
| Symptoms | Poor Idle Quality, Hesitation, Surge |
| Occurs | Always |
Trouble Codes
| 113 | iat |
| 118 | ect |
| 122 | tp |
| 335 | egr |
Message Closed w/FIX
Vehicle Data
1991 Mercury Cougar LS
| VIN | 1MEPM6043M |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | US FED |
| Symptoms | Poor Idle Quality, Hesitation, Surge |
| Occurs | Always |
Trouble Codes
| 113 | iat |
| 118 | ect |
| 122 | tp |
| 335 | egr |
Video