LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2021 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Airbag Control System (Diagnostics) >> Description >> Diagnosis System (Air Bag Diagnosis Sensor Unit) >> On Board Diagnosis Function >> Diagnosis Description >> Diagnosis Mode

Diagnosis Mode

The diagnosis mode can only be switched when a malfunction is detected in the user mode. Malfunctioning system is indicated according to blinking pattern of air bag warning lamp.

How to Read Air Bag Warning Lamp 

  1. Follow the procedures of "PROCEDURE TO CHANGE DIAGNOSIS MODE", and switch to the diagnosis mode.
  2. Turn ignition switch ON. Check the blinking pattern of air bag warning lamp.

    There are 4 blinking patterns for the air bag warning lamp as per the following items.

    • Front air bag system: Two 1.5 second blinks followed by a 0.5 second blink repeated.
    • Side air bag system: Three 1.5 second blinks followed by a 0.5 second blink repeated.
    • Air bag control unit system: 3 second blink followed by a 0.5 second blink repeated.
    • Sensor system: Two 3 second blinks followed by a 0.5 second blink repeated.
Front air bag system

Number of 0.5 second blinks

Malfunctioning items

1

Driver air bag module

2

Passenger air bag module

3

Seat belt pre-tensioner LH

4

Seat belt pre-tensioner RH

Side air bag system

Number of 0.5-second blinks

Malfunctioning items

1

Side air bag module LH

2

Side air bag module RH

3

Rear curtain air bag module LH

4

Rear curtain air bag module RH

5

Front curtain air bag module LH

6

Front curtain air bag module RH

Air bag control unit system

Number of 0.5 second blinks

Malfunctioning items

1

Collision detection

2

Air bag diagnosis sensor unit

3

Passenger air bag OFF indicator

4

Occupant detection system control unit

Sensor system

Number of 0.5 second blinks

Malfunctioning items

1

Crash zone sensor

2

Front satellite sensor LH

3

Front satellite sensor RH

4

Rear satellite sensor LH

5

Rear satellite sensor RH

6

Front door satellite sensor LH or RH*

7

Front door satellite sensor RH*

* : With door satellite sensor

How to Erase Self-diagnostic Result 

After completing the indicated repair, check the system condition in Diagnosis mode and perform "ERASE" of "Self Diagnostic Result" using CONSULT.