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1999 Jeep Grand Cherokee Laredo 4.7L Stall, MIL Lamp on
Posted to Chrysler Driveability on 12/13/2011 11 Replies

OK, have a Grand Cherokee with a CEL on. Code P0123 (tps). Tried new TPS, no fix. Tried new clock spring, (Found out this is a common cause of the P0123 code) no fix. Checked all fuses, swapped like relays around. Nothing will keep the light off. Live data sho...

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  Related Documents & Media  1999 Jeep Grand Cherokee Laredo

 
Message Closed w/FIX

car Vehicle Data

1999 Jeep Grand Cherokee Laredo

VIN 1J4GW58N3X
Engine4.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsStall, MIL Lamp On
OccursAlways

Trouble Codes

P0123Throttle Position Sensor Circuit High Voltage
Message Closed w/FIX

car Vehicle Data

1999 Jeep Grand Cherokee Laredo

VIN 1J4GW58N3X
Engine4.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsStall, MIL Lamp On
OccursAlways

Trouble Codes

P0123Throttle Position Sensor Circuit High Voltage