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1997 Mercury Mystique GS 2.0L Poor Idle Quality, Hesitation, Surge, MIL Lamp on
Hi Ford Techs ; This vehicle came in originally with mil
light on & p1131 code [ up o2 lean ]- road tested 20 miles
,could not duplicate . all sensor readings ok at this time
. I gave the car car back to the customer .
FIX posted 7/14/2005
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Message Closed w/FIX
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Related Documents & Media | VIN | 1MELM6538V |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P1131 | Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction |
Message Closed w/FIX
Vehicle Data
1997 Mercury Mystique GS
| VIN | 1MELM6538V |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P1131 | Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction |
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