P2135 Diagnostic Trouble Code Discussion for August 2008
Throttle Position Sensor 1-2 Correlation
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| Help Request | Posted | |
| 2003 GMC Yukon XL 1500 SLT 5.3L MIL Lamp on VIN: 1GKEC16T53 P2135: Throttle Position Sensor 1-2 Correlation Error. tps1 signal .81 volts tps2 .71 volts ref voltage problem on tps2 4.28v tps1 refv 4.91 checked power and grounds all good if i unplug actuator ref voltage 5.01 on both ref if i swap ref voltage wires 1 and 2 pins or cut wires and swap both are 4.83 is problem i... |
August 15, 2008 | |
| 2003 GMC Yukon XL 1500 SLT 5.3L MIL Lamp on VIN: 1GKEC16T53 P2135: Throttle Position Sensor 1-2 Correlation Error. tps1 signal .81 volts tps2 .71 volts ref voltage problem on tps2 4.28v tps1 refv 4.91 checked power and grounds all good if i unplug actuator ref voltage 5.01 on both ref if i swap ref voltage wires 1 and 2 pins or cut wires and swap both are 4.83 is problem i... |
August 19, 2008 |
