LIGHTING SYSTEM Engine Switch Illumination Circuit
| DTC Code | DTC Name |
|---|---|
| Engine Switch Illumination Circuit |
DESCRIPTION
The illuminated entry system controls the engine switch illumination.
WIRING DIAGRAM
PROCEDURE
PERFORM ACTIVE TEST USING GTS (ENGINE SWITCH)
Using the GTS, perform the Active Test.
Body Electrical > Entry&Start > Active Test
Tester Display
Measurement Item
Control Range
Diagnostic Note
Power/Engine SW Light
Engine switch Illumination
ON or OFF
-
Body Electrical > Entry&Start > Active Test
Tester Display
Power/Engine SW Light
Result
Proceed to
Engine switch illumination illuminates
Engine switch illumination does not illuminates
Engine switch illumination illuminates PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE
INSPECT ENGINE SWITCH
Remove the engine switch.
for 1AD-FTV:
for 2AD-FHV:
for 2AD-FTV:
for 2AR-FE
for 3ZR-FAE:
for 3ZR-FE:
Inspect the engine switch.
for 1AD-FTV:
for 2AD FHV:
for 2AD-FTV:
for 2AR-FE
for 3ZR-FAE:
for 3ZR-FE:
Result
Proceed to
OK
NG
NG REPLACE ENGINE SWITCH
for 1AD-FTV:
for 2AD-FHV:
for 2AD-FTV:
for 2AR-FE
for 3ZR-FAE:
for 3ZR-FE:
CHECK HARNESS AND CONNECTOR (ENGINE SWITCH - CERTIFICATION ECU [SMART KEY ECU ASSEMBLY])
Disconnect the G24 engine switch connector.
Disconnect the G84 main body ECU (multiplex network body ECU) connector.
Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection
Condition
Specified Condition
G24-9 (SWIL) - G84-16 (SWIL)
Always
Below 1 Ω
G24-6 (AGND) - G84-24 (AGND)
Always
Below 1 Ω
G24-9 (SWIL) - Body ground
Always
10 kΩ or higher
G24-6 (AGND) - Body ground
Always
10 kΩ or higher
Result
Proceed to
OK
NG
OK REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
NG REPAIR OR REPLACE HARNESS OR CONNECTOR