Toyota 2GR-FE Manual page 603

8
INSPECT ECM (IGSW VOLTAGE)
Wire Harness Side:
A55 ECM Connector
IGSW
NG
9
INSPECT IG2 RELAY
OK
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
(a) Disconnect the A55 ECM connector.
(b) Measure the voltage between the terminals.
Standard voltage
(c) Reconnect the ECM connector.
OK
A115671E30
(a) Remove the IG2 relay from the engine room R/B.
(b) Measure the resistance between the terminals.
Standard resistance
Tester Connection
3 - 5
3 - 5
(c) Reinstall the IG2 relay.
B016200E02
NG
Tester Connection
IGSW (A55-28) - Body ground
Go to step 12
Specified Condition
10 kΩ or higher
Below 1 Ω
(Apply battery voltage between terminals 1 and 2)
REPLACE IG2 RELAY
ES–447
Specified Condition
9 to 14 V
ES