Diagnosis Procedure
WARNING: Always observe the following items for preventing accidental activation.
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the air bag diagnosis sensor unit for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the main harness.
2.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Check the air bag diagnosis sensor unit. Refer to SRC "Work Flow".
Is the inspection result normal?
YES >> Replace the main harness.
NO >> Replace parts whose air bag system has a malfunction.
TCM Branch line circuitDiagnosis Procedure 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the following terminals and connectors for damage, bend ...

Diagnosis Procedure 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the AV control unit for ...
Electric ignition system
ELECTRIC IGNITION SYSTEM : System Diagram
ELECTRIC IGNITION SYSTEM : System Description
INPUT/OUTPUT SIGNAL CHART
Sensor
Input signal to ECM
ECM function
Actuator
Crankshaft position sensor (POS)
Engine speed*3
Piston position
Ignition timing control
Igni ...
Ignition timing
Inspection
1.CHECK IGNITION TIMING
1. Attach timing light (A) to loop wire (1) as
shown.
2. Check ignition timing.
1 : Timing indicator
>> INSPECTION END
...