Driver Assistance System (DTC/Circuit Diagnosis)
WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FUSES
Check that the following fuses are not blown:
Signal name
Fuse No.
Battery power supply
75 (15 A)
Ignition power supply
30 (10 A)
Is the fuse blown?
YES
Replace the blown fuse after repairing the affected circuit.
NO
GO TO 2.
- CHECK ACCELERATOR PEDAL ACTUATOR POWER SUPPLY CIRCUIT
Check voltage between accelerator pedal actuator harness connector and ground.
Terminal
Condition
Voltage
(Approx.)
(+)
(-)
Accelerator pedal actuator
Ground
Ignition switch
Connector
Terminal
E74
1
OFF
Battery voltage
2
ON
Is the inspection result normal?
YES
GO TO 3.
NO
Repair the accelerator pedal actuator power supply circuit.
- CHECK ACCELERATOR PEDAL ACTUATOR GROUND CIRCUIT
- Turn the ignition switch OFF.
- Disconnect the accelerator pedal actuator connector.
- Check for continuity between accelerator pedal actuator harness connector and ground.
Accelerator pedal actuator
Ground
Continuity
Connector
Terminal
E74
7
Yes
Is the inspection result normal?
YES
INSPECTION END
NO
Repair the accelerator pedal actuator ground circuit.