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P1229 Diagnostic Trouble Code Discussion for September 2011

Accelerator Pedal Position Sensor 2 Power Circuit Short


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Trouble Ticket Help Requests for DTC P1229
Help Request Posted
2004 GMC Sierra 2500 HD 6.6L Poor Idle Quality, Misfire VIN: 1GTHK23264
P1229: Fuel Injector 3 Output Circuit Malfunction. Truck makes loud knocking noise and puffs thick black smoke. Sounds like detonation knock. Used modis to manually shut down injectors found that when injector number 2 was disabled the knocking stopped and the smoking stopped. Checked wiring at FICM and a inje...
September 02, 2011
2004 Jaguar XJR 4.2L MIL Lamp on, limp mode VIN: SAJXA73B94
P1229: Throttle motor control circuit malfunction. Trouble-shooting P1229 shows only checking the 2 circuits between the ECM and the throttle body. It states that if less than 5 ohms is the result, replace the throttle body. Our readings are .1 ohms. We suspected a faulty new part. We spoke to the shop foreman...
September 12, 2011
2004 Jaguar XJR 4.2L MIL Lamp on, limp mode VIN: SAJXA73B94
P1229: Throttle motor control circuit malfunction. Trouble-shooting P1229 shows only checking the 2 circuits between the ECM and the throttle body. It states that if less than 5 ohms is the result, replace the throttle body. Our readings are .1 ohms. We suspected a faulty new part. We spoke to the shop foreman...
September 14, 2011
2004 GMC Sierra 2500 HD 6.6L Poor Idle Quality, Misfire VIN: 1GTHK23264
P1229: Fuel Injector 3 Output Circuit Malfunction. Truck makes loud knocking noise and puffs thick black smoke. Sounds like detonation knock. Used modis to manually shut down injectors found that when injector number 2 was disabled the knocking stopped and the smoking stopped. Checked wiring at FICM and a inje...
September 02, 2011
2004 Jaguar XJR 4.2L MIL Lamp on, limp mode VIN: SAJXA73B94
P1229: Throttle motor control circuit malfunction. Trouble-shooting P1229 shows only checking the 2 circuits between the ECM and the throttle body. It states that if less than 5 ohms is the result, replace the throttle body. Our readings are .1 ohms. We suspected a faulty new part. We spoke to the shop foreman...
September 12, 2011
2004 Jaguar XJR 4.2L MIL Lamp on, limp mode VIN: SAJXA73B94
P1229: Throttle motor control circuit malfunction. Trouble-shooting P1229 shows only checking the 2 circuits between the ECM and the throttle body. It states that if less than 5 ohms is the result, replace the throttle body. Our readings are .1 ohms. We suspected a faulty new part. We spoke to the shop foreman...
September 14, 2011