6-4-60 ENGINE GENERAL INFORMATION AND DIAGNOSIS (Z10XEP AND Z12XEP ENGINES)
Test
T06
Check: Short to Voltage/Interruption of Ground Circuit
• Measure voltage between the following terminals:
Accelerator pedal position sensor - Wiring harness connector (wir-
ing harness side) terminal G82-6
&
Accelerator pedal position sensor - Wiring harness connector (wir-
ing harness side) terminal G82-2
Yes: T07
T07
Check: Short to Voltage of Signal Circuit
• Scan Tool Data List Parameter
APP Sensor 2 Volt
Yes: T08
T08
Check: Short to Ground/Interruption of Signal Circuit
• Connect fused jumper wire to:
Accelerator pedal position sensor - Wiring harness connector (wir-
ing harness side) terminal G82-6
&
Accelerator pedal position sensor - Wiring harness connector (wir-
ing harness side) terminal G82-1
• Scan Tool Data List Parameter
APP Sensor 2 Volt
Yes: E01
T09
Check: Short to Voltage of Ground Circuit
• Ignition OFF
• Disconnect wiring harness connector from:
ECM (Wiring Harness Connector G21)
• Ignition ON
• Measure voltage between the following terminals:
Accelerator pedal position sensor - Wiring harness connector (wir-
ing harness side) terminal G82-2
&
Ground
Yes: E04
T10
Check: Short to Voltage of Signal Circuit
• Ignition OFF
• Disconnect wiring harness connector from:
A/C (refrigerant) pressure sensor
• Ignition ON
• Measure voltage between the following terminals:
Accelerator pedal position sensor - Wiring harness connector (wir-
ing harness side) terminal G82-2
&
Ground
Yes: E05
Work Order Description
Nominal Value
4.8 – 5.2 V
No: T09
less than 0.3 V
No: E03
4.8 – 5.2 V
No: E02
less than 0.3 V
No: T10
less than 0.3 V
No: E06