Advanced Air Bag

"AIR BAG" Warning Light Does Not Come ON

Wiring Diagram

Refer to AIR BAG Warning Light Comes ON Steady "AIR BAG" Warning Light Comes ON Steady:Advanced Air Bag.

Troubleshooting



1.
Was "Air Bag Diagnostic System Check Flow" performed?
YES
Go to Step 2.
NO
Go to Air Bag Diagnostic System Check Flow:Advanced Air Bag.

2. Combination meter power feed circuit check

Set parking brake.
Note combination meter when ignition switch is turned ON.

Does the "BRAKE" indicator (warning light) come ON?
YES
Go to Step 3.
NO
Check combination meter power and ground circuit referring to C-1 Combination Meter Circuit Diagram.

3. "AIR BAG" warning light circuit check

Disconnect SDM connector "L04".
Note combination meter when ignition switch is turned ON.

Does the "AIR BAG" warning light come ON?
YES
Substitute a known-good SDM and recheck.
NO
Go to Step 4.

4. "AIR BAG" warning light circuit check

Disconnect SDM connector "L04".
With ignition switch turned ON, measure voltage between "L04-02" terminal and body ground.
Special Tool

(A): 09932-76010





Is measured voltage 0 V?
YES
Replace combination meter.
NO
Repair "YEL/BLK" circuit for short to power circuit.

NOTE:

Upon completion of inspection and repair work, perform the following items.

- Reconnect all air bag system components and ensure all components are properly mounted.
- Repeat Air Bag Diagnostic System Check Air Bag Diagnostic System Check:Advanced Air Bag
to confirm that the trouble has been corrected.