Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 91
FMI: 4

Description: Accelerator Pedal Circuit Failed Low
Troubleshooting:
DESCRIPTION:
Accelerator pedal sensor shorted or open circuit.
MONITORED PARAMETER:
Pedal position
TYPICAL ENABLING CONDITIONS:
Always on.
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Key Cycle – ignition ON.
POSSIBLE CAUSES:
1. CPC needs reprogramming.
2. Damaged pins.
3. Bent pins.
4. Spread pins.
5. Corroded pins.
6. Faulty wiring.
7. Faulty accelerator pedal.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 91
FMI: 7

Description: 2-Channel Accelerator Pedal Idle Not Recognized
Troubleshooting:
DESCRIPTION:
Pedal idle position not reached two minutes after ignition on.
MONITORED PARAMETER:
Pedal position
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
None
ENGINE REACTION:
None
VERIFICATION:
Key cycle – ignition ON for two minutes.
POSSIBLE CAUSES:
1. Damaged pins.
2. Bent pins.
3. Spread pins.
4. Corroded pins.
5. Unseated pins.
6. Faulty wiring.
7. Faulty accelerator pedal.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer) CPC3
PID: N/A
SPN: 91
FMI: 7

Description: 2-Channel Accelerator Pedal Idle Not Recognized
Troubleshooting:
DESCRIPTION:
Pedal idle position not reached two minutes after ignition on.
MONITORED PARAMETER:
Pedal position
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
None
ENGINE REACTION:
None
VERIFICATION:
Key cycle – ignition ON for two minutes.
POSSIBLE CAUSES:
1. CPC needs proper configuration.
2. CPC needs reprogramming.
3. Faulty AP.
4. Damaged pins.
5. Bent pins.
6. Spread pins.
7. Corroded pins.
8. Damaged connector.
9. Damaged wire.
10. Faulty Common Powertrain Controller (CPC).

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 91
FMI: 8

Description: 2-Channel Accelerator Pedal Signal 1 Missing
Troubleshooting:
DESCRIPTION:
Accelerator pedal sensor signal missing.
MONITORED PARAMETER:
GAS1
TYPICAL ENABLING CONDITIONS:
Always on.
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Key cycle – ignition ON.
POSSIBLE CAUSES:
1. Damaged pins.
2. Bent pins.
3. Spread pins.
4. Corroded pins.
5. Unseated pins.
6. Faulty wiring.
7. Faulty accelerator pedal.