
1999 Ford Mustang 3.8L Poor Idle Quality, Surge, Misfire
Vehicle came in with p1120 and rough idle and idled around 1200. checked throttle position with scanner showed range of 9%-43% at idle. backprobed connecter read 1.2 (closed) volts signal and 5.19 reference. checked sensor sweep seemed fine. checked ground wir...
FIX posted 12/28/2013
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Message Closed w/FIX
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VIN | 1FAFP4046X |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, Misfire |
Occurs | Idle, Intermittently |
Trouble Codes
P1120 | TP Sensor 1 Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
1999 Ford Mustang
VIN | 1FAFP4046X |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, Misfire |
Occurs | Idle, Intermittently |
Trouble Codes
P1120 | TP Sensor 1 Circuit Malfunction |