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.
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HOMESERVICE MANUALSINFINITI2019Q70 3.7 LUXE, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 12 (ENGINE CONTROL SYSTEM (5.6L) (DTC/CIRCUIT DIAGNOSIS) (9 OF 9))DTC/CIRCUIT DIAGNOSISINFORMATION DISPLAY (ASCD)COMPONENT FUNCTION CHECK
2019 Infiniti Q70 3.7 Luxe, AWD
Component Function Check
2019 Infiniti Q70 3.7 Luxe, AWDSECTION Component Function Check
WARNING: This page is about a different variant/trim than selected.
- CHECK INFORMATION DISPLAY
- Start engine.
- Press MAIN switch on ASCD steering switch.
- Drive the vehicle at more than 40 km/h (25 MPH).CAUTION: Always drive vehicle at a safe speed.
- Press SET/COAST switch.
- Check that the reading of the speedometer shows the same value as the set speed indicated in the information display while driving the vehicle on a flat road.
Is the inspection result normal?
YES
INSPECTION END
NO
Proceed to Diagnosis Procedure .
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.