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2003 Jeep Grand Cherokee Laredo 4.0L Poor Idle Quality, Surge, Cuts out
Thanks in advance for the help. So far I replaced the throttle positioning sensor and that cleared the eratic idle for a little bit. But the volts came back up to 0.57 and the eratic idle came back. I've searched everywhere looking for leaks and haven't came a...
FIX posted 2/27/2009
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Related Documents & Media | VIN | 1J4GW48S33 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Cuts Out |
| Occurs | Always |
Trouble Codes
| P0123 | Throttle Position Sensor Circuit High Voltage |
| P0442 | EVAP System Small Leak Detected |
| P0455 | EVAP System Very Large Leak Detected |
Message Closed w/FIX
Vehicle Data
2003 Jeep Grand Cherokee Laredo
| VIN | 1J4GW48S33 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Cuts Out |
| Occurs | Always |
Trouble Codes
| P0123 | Throttle Position Sensor Circuit High Voltage |
| P0442 | EVAP System Small Leak Detected |
| P0455 | EVAP System Very Large Leak Detected |
Video