Toyota 2GR-FE Manual page 991

Wire Harness Side:
Engine Room R/B
IG2 Relay Terminal
OK
2GR-FE STARTING – SMART KEY SYSTEM
(b) Disconnect the E6 ECU connector.
(c) Measure the resistance according to the value(s) in the
table below.
Standard resistance
Engine room R/B IG2 relay terminal 1 - E6-11 (IG2D)
Engine room R/B IG2 relay terminal 2 - Body ground
E6-11 (IG2D) - Body ground
NG
Terminal No. (Symbol)
REPAIR OR REPLACE HARNESS OR
CONNECTOR
ST–129
E6
Main Body ECU
IG2D
B138002E01
Specified Condition
Below 1 Ω
Below 1 Ω
10 kΩ or higher
ST