Toyota 2GR-FE Manual page 514

ES–358
WIRING DIAGRAM
ES
FL MAIN
Battery
CONFIRMATION DRIVING PATTERN
This confirmation driving pattern is used in steps 2, 4, 7, 17 and 21 of the following diagnostic
troubleshooting procedure when using an intelligent tester.
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
A/F
A/F
EFI
EFI MAIN
C15 Air Fuel Ratio Sensor
+B HA1A
2
A1A- A1A+
4
C35 Air Fuel Ratio Sensor
+B HA2A
2
A2A- A2A+
4
*: Shielded
86
HA1A
C55
1
*
93
A1A+
C55
3
116
A1A-
C55
109
HA2A
C55
1
*
120
A2A+
C55
3
119
A2A-
C55
44
MREL
A55
ECM
A133861E01