Toyota 2GR-FE Manual page 984

ST–122
MAIN BODY:
Item
STSW1
START SW2
NG
8
INSPECT ENGINE SWITCH
OK
9
CHECK WIRE HARNESS (MAIN BODY ECU AND BODY GROUND - ENGINE SWITCH)
ST
2GR-FE STARTING – SMART KEY SYSTEM
Measurement Item/Display
(Range)
Start Switch 1/ON or OFF
Start Switch 2/ON or OFF
(a) Remove the engine switch.
START
STOP
(b) Measure the resistance of the switch.
(a) Disconnect the E7 ECU connector.
Normal Condition
ON: Engine switch on (IG)
OFF: Engine switch off
ON: Engine switch on (IG)
OFF: Engine switch off
OK:
ON (engine switch on (IG)) and OFF (engine switch
off) appear on the screen.
OK REPLACE MAIN BODY ECU
SS1 GND
7 6 5 4
14 13 12 11
Standard resistance
Tester Connection Switch Condition
7 (SS1) - 5 (GND)
2 (SS2) - 5 (GND)
7 (SS1) - 5 (GND)
2 (SS2) - 5 (GND)
NG
REPLACE ENGINE SWITCH
Diagnostic Note
-
-
SS2
3 2 1
10 9 8
Specified Condition
Below 1 Ω
Pushed
Below 1 Ω
Pushed
Not pushed 10 kΩ or higher
Not pushed 10 kΩ or higher
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