Toyota 2GR-FE Manual page 985

Wire Harness Side:
OK
REPLACE MAIN BODY ECU
2GR-FE STARTING – SMART KEY SYSTEM
E7
Main Body ECU
SSW1
SSW2
(b) 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
E52
Engine Switch
SS2
Condition
Always
Always
Always
Always
Always
REPAIR OR REPLACE HARNESS OR
CONNECTOR
ST–123
SS1
GND
B137980E01
Specified Condition
Below 1 Ω
Below 1 Ω
Below 1 Ω
10 kΩ or higher
10 kΩ or higher
ST