Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC Confirmation Procedure
2013 Infiniti QX56 RWDSECTION DTC Confirmation Procedure
- PRECONDITIONING
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON.
- Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
- Before performing the following procedure, confirm that battery voltage is between 12 - 15 V at idle.
- Before performing the following procedure, check that the engine coolant temperature is -10°C (14°F) or more.
: GO TO 2.
- PERFORM DTC CONFIRMATION PROCEDURE
- Start engine and let it idle for at least 5 seconds.
If engine does not start, crank engine for at least 5 seconds.
- Check DTC.
Is DTC detected?
YES: Go to "DIAGNOSIS PROCEDURE ".
NO: INSPECTION END
- Start engine and let it idle for at least 5 seconds.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.