10C
DTC 22: Ignition Switch Circuit Open/Short
Wiring Diagram
1. Main fuse
2. Ignition switch
3-1. Immobilizer Control Module (Vehicle not equipped with air bag system)
3-2. Immobilizer Control Module (Vehicle equipped with air bag system)
System Description
Immobilizer Control Module monitors ignition signal when the ignition switch is ON. This DTC is set when no ignition signal input is detected by Immobilizer Control Module.
Troubleshooting
Step Action YES NO
1
1) Check voltage between Immobilizer Control Module coupler terminal shown below and body ground with ignition switch turned ON.
• Terminal of Immobilizer Control Module (1-1) for vehicle without air bag system: “G38-1”
• Terminal of Immobilizer Control module (1-2) for vehicle with air bag system: “G38-3”
Is ti 10 – 14 V?
<Vehicle without air bag system>
Poor “G38-1” terminal connection.
<Vehicle with air bag system>
Poor “G38-3” terminal connection. If connection is OK, substitute a known-good Immobilizer Control Module and recheck. See NOTE.
“B/W” wire open or short.
NOTE:
After replacing with a known-good Immobilizer Control Module, register ECM/Immobilizer Control Module code in ECM and Transponder code and ECM/Immobilizer Control Module code in Immobilizer Control Module by performing procedure described in Procedure after Immobilizer Control Module Replacement:M13A Model .