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2003 Jeep Wrangler Question: showing p0123

 

Question

bonnnie, 4.0L 6 Cylinder, Clinton, IA, December 25, 2012, 10:44
 Rookie

rough idling and sometimes wont pull. lacks power

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  • Answer #1

    January 01, 2013, 19:49
    Profile_thumbnail
     Enthusiast

    REPLACE IT

    SYMPTOM
    P0123-THROTTLE POSITION SENSOR VOLTAGE TOO HIGH

    WHEN MONITORED
    With the ignition on and battery voltage above 10.4 volts .

    SET CONDITION
    Throttle Position Sensor signal voltage at the PCM goes above 4.5 volts for 3.2 seconds .

    POSSIBLE CAUSES

    •TP sensor sweep
    •TP sensor
    •Intermittent condition
    •(K22) TP sensor # 1 signal circuit shorted to voltage
    •(K22) TP sensor # 1 signal circuit open
    •(K22) TP sensor # 1 signal circuit shorted to (K7) 5-volt supply circuit
    •(K4) sensor ground circuit open
    •PCM

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