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2000 Jeep Grand Cherokee Laredo 4.0L Poor Idle Quality
It's a Jeep thing I just don't understand. This jeep has tps voltage over 4 volts as processed info but approx 1 volt @ pcm pin. I did unplug the clockspring but did not help. With clock spring plugged in and push on/off tps drop to 1 volt.
FIX posted 2/10/2009
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Message Closed w/FIX
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Related Documents & Media | VIN | 1J4GW48S6Y |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Always |
Trouble Codes
| P0123 | Throttle Position Sensor Circuit High Voltage |
| P1596 | Speed Control Switch Always High |
Message Closed w/FIX
Vehicle Data
2000 Jeep Grand Cherokee Laredo
| VIN | 1J4GW48S6Y |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Always |
Trouble Codes
| P0123 | Throttle Position Sensor Circuit High Voltage |
| P1596 | Speed Control Switch Always High |
Video