Toyota 2GR-FE Manual page 376

ES–220
OK
REPLACE SPARK PLUG
9
INSPECT ECM (#10, #20, #30, #40, #50 AND/OR #60 VOLTAGE))
Wire Harness Side Front View:
ECM Connector
C55
ES
NG
10
CHECK HARNESS AND CONNECTOR (INJECTOR - ECM)
Wire Harness Side Front View:
Injector Connector
C7 C8
C9 C10
C36 C37
ECM Connector
C55
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
#30 (+)
#50 (+)
E01 (-)
#10 (+)
#60 (+)
#20 (+)
#40 (+)
A107892E80
#50
#30
#10
#20
#60
#40
A106388E07
(a) Disconnect the C55 ECM connector.
(b) Turn the ignition switch on (IG).
(c) Measure the voltage between the terminals.
Standard voltage
Tester Connection
#10 (C55-45) - E01 (C55-22)
#20 (C55-85) - E01 (C55-22)
#30 (C55-44) - E01 (C55-22)
#40 (C55-84) - E01 (C55-22)
#50 (C55-43) - E01 (C55-22)
#60 (C55-83) - E01 (C55-22)
(d) Reconnect the ECM connector.
OK
Go to step 12
(a) Disconnect the injector connector (misfire cylinder).
(b) Disconnect the C55 ECM connector.
(c) Measure the resistance between the terminals.
Standard resistance
Tester Connection
#10 (C55-45) - C7-1
#20 (C55-85) - C9-1
#30 (C55-44) - C8-1
#40 (C55-84) - C10-1
#50 (C55-43) - C36-1
#60 (C55-83) - C37-1
#10 (C55-45) or C7-1 - Body ground
#20 (C55-85) or C9-1 - Body ground
#30 (C55-44) or C8-1 - Body ground
#40 (C55-84) or C10-1 - Body ground
#50 (C55-43) or C36-1 - Body ground
#60 (C55-83) or C37-1 - Body ground
(d) Reconnect the injector connector.
(e) Reconnect the ECM connector.
NG
REPAIR OR REPLACE HARNESS OR
CONNECTOR
Specified Condition
9 to 14 V
9 to 14 V
9 to 14 V
9 to 14 V
9 to 14 V
9 to 14 V
Specified Condition
Below 1 Ω
Below 1 Ω
Below 1 Ω
Below 1 Ω
Below 1 Ω
Below 1 Ω
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher