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1989 Mercury Sable LS 3.8L High Idle,No ecm com
Vehicle idles high most of the time,ecm does not communicate at any time. Snap-on Scanner shows no codes. DOES perform Koeo and koer tests properly, but shows no data communication. Unplugging TPS will set a readable code. Used smoke/leak tester and had mi...
FIX posted 4/12/2000
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| VIN | 1MEBM5841K |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / efi |
| Symptoms | High Idle,No ECM Com |
| Occurs | Most of the Time,Never Communicates |
Message Closed w/FIX
Vehicle Data
1989 Mercury Sable LS
| VIN | 1MEBM5841K |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / efi |
| Symptoms | High Idle,No ECM Com |
| Occurs | Most of the Time,Never Communicates |
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