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Home >> Infiniti >> 2018 >> Q70 5.6 Luxe, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Warning Systems >> Wheels & Tires System (DTC/Circuit Diagnosis) (Except Hybrid) >> DTC/Circuit Diagnosis >> DTC C1716, C1717, C1718, C1719: Tire Pressure Sensor >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK TIRE PRESSURE 

    Check the air pressure of all wheels. Refer to Tire Air Pressure .

    Is the inspection result normal?

    YES

    Replace the DTC-detected malfunctioning tire pressure sensor. Refer to Removal and Installation .

    NO

    After adjusting the air pressure, GO TO 2.

  2. CHECK TIRE PRESSURE SIGNAL 

    SYMBOL With CONSULT

    1. Check the tire pressure for all wheels and adjust to the specified value. Refer to Tire Air Pressure .
    2. Perform tire pressure sensor ID registration for all wheels. Refer to Description .
    3. Drive for 3 minutes at a speed of 40 km/h (25 MPH) or more, then drive normally for 10 minutes.
    4. Stop the vehicle.
    5. Select "DATA MONITOR" for "AIR PRESSURE MONITOR" with CONSULT.
    6. Within 15 minutes after vehicle stopped, read the values that are displayed for "AIR PRESS FL", "AIR PRESS FR", "AIR PRESS RR", and "AIR PRESS RL".

    Which tire pressures is displayed as 438.60 kPa (4.47 kg/cm 2 , 63.60 psi)?

    YES

    If the tire pressure 438.60 kPa (4.47 kg/cm 2 , 63.60 psi) is displayed. Replace tire pressure sensor. Refer to Removal and Installation .

    NO

    Perform "DTC CONFIRMATION PROCEDURE" (self-diagnosis) again. Refer to DTC Logic .

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