Toyota 2GR-FE Manual page 922

ST–60
OK
4
CHECK WIRE HARNESS (ENGINE SWITCH - MAIN BODY ECU AND BODY GROUND)
Wire Harness Side:
ST
2GR-FE STARTING – SMART KEY SYSTEM
(c) Measure the resistance according to the value(s) in the
table below.
Standard resistance
Tester Connection
(Symbols)
7 (SS1) - 5 (GND)
2 (SS2) - 5 (GND)
7 (SS1) - 5 (GND)
2 (SS2) - 5 (GND)
HINT:
This switch is a momentary type switch.
NG
(a) Disconnect the E7 ECU connector.
E7
Main Body ECU
SSW1
SSW2
(b) Disconnect the E52 switch connector.
(c) Measure the resistance according to the value(s) in the
table below.
Standard resistance
Tester Connection (Symbols)
E52-7 (SS1) - E7-17 (SSW1)
E52-2 (SS2) - E7-16 (SSW2)
E52-5 (GND) - Body ground
E52-7 (SS1) or E7-17 (SSW1)
- Body ground
E52-2 (SS2) or E7-16 (SSW2)
- Body ground
NG
Switch Condition
Pushed
Pushed
Not pushed
Not pushed
REPLACE ENGINE SWITCH
E52
Engine Switch
SS2
Condition
Always
Always
Always
Always
Always
REPAIR OR REPLACE HARNESS OR
CONNECTOR
Specified Condition
Below 1 Ω
Below 1 Ω
10 kΩ or higher
10 kΩ or higher
SS1
GND
B137980E01
Specified Condition
Below 1 Ω
Below 1 Ω
Below 1 Ω
10 kΩ or higher
10 kΩ or higher