Theft Deterrent System (W/ Entry And Start System) Ig Power Source Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
CHECK BASIC FUNCTION (POWER SOURCE MODE FUNCTION)
INSPECT FUSE (IGN)
CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU [SMART KEY ECU ASSEMBLY] - BATTERY AND BODY GROUND)
THEFT DETERRENT SYSTEM (w/ Entry and Start System) - IG Power Source Circuit |
DESCRIPTION
- When the engine switch is turned on (IG), positive (+) battery voltage is applied to the certification ECU (smart key ECU assembly).
WIRING DIAGRAM
INSPECTION PROCEDURE
| 1.CHECK BASIC FUNCTION (POWER SOURCE MODE FUNCTION) |
Check the basic function of the power source mode function.
- OK:
- Basic function operates normally.
| | GO TO ENTRY AND START SYSTEM (for Start Function) (Click here) |
|
|
Remove the IGN fuse from the engine room relay block.
Measure the resistance according to the value(s) in the table below.
- Standard Resistance:
Tester Connection
| Condition
| Specified Condition
|
IGN fuse
| Always
| Below 1 Ω
|
| 3.CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU [SMART KEY ECU ASSEMBLY] - BATTERY AND BODY GROUND) |
Disconnect the E29 ECU connector.
Measure the resistance according to the value(s) in the table below.
- Standard Resistance:
Tester Connection
| Condition
| Specified Condition
|
E29-17 (E) - Body ground
| Always
| Below 1 Ω
|
Measure the voltage according to the value(s) in the table below.
- Standard Voltage:
Tester Connection
| Switch Condition
| Specified Condition
|
E29-18 (IG) - Body ground
| Engine switch on (IG)
| 11 to 14 V
|
| | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
| OK |
|
|
|
| PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (Click here) |
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