AIR BAG Warning Lamp Does Not Turn On
1.CHECK METER FUSE
Check the 10A fuse [No. 13, located in the fuse block (J/B)].
Is the fuse blown? YES >> GO TO 2.
NO >> GO TO 3.
2.REPLACE METER FUSE AND CHECK AGAIN
Replace 10A fuse [No. 13, located in the fuse block (J/B)] and turn ignition switch ON.
Does the fuse blow again? YES >> Replace fuse and harness.
NO >> Inspection End.
3.CHECK HARNESS CONNECTIONS BETWEEN AIR BAG DIAGNOSIS SENSOR UNIT AND COMBINATION METER
Inspect the harness and connectors between the air bag diagnosis sensor unit and the combination meter.
Do the harness or connectors have any visible damage? YES >> Replace harness.
NO >> GO TO 4.
4.CHECK COMBINATION METER
Disconnect the air bag diagnosis sensor unit harness connectors and turn ignition switch ON.
Does AIR BAG warning lamp turn on? YES >> Replace the air bag diagnosis sensor unit. Refer to SR-26, "Removal and Installation".
NO >> Replace the combination meter. Refer to MWI-82, "Removal and Installation".
Preparation
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
—
(J-46534)
Trim Tool Set
Removing trim components
—
(1-20-2721-1-IF)
Distance Sensor Ali ...
P0604 ECM
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0604
ECM
[Internal control module random access
memory (RAM) error]
Malfunction in the internal RAM of ECM.
POSSIBLE CAUSE
ECM
FAIL-SAF ...
Abbreviations
Abbreviation List
The following ABBREVIATIONS are used:
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