DTC P0201 - P0204 INJECTOR CIRCUIT (CYL 1 - CYL 4) - Wiring Diagram / Diagnostic Procedure
EF & EC-7168wiring diagramWiring Diagram
Injector Circuit Wiring Diagram
Components (9)
ECMInjector No.1Injector No.2Injector No.3Injector No.4Ignition switchFusible link and fuse box (133)Fuse block (Refer to POWER SUPPLY ROUTING in EL section.)Battery
Connections (10)
Battery
Battery:+Fusible link and fuse box (133)W
Fusible link and fuse box (133)
Fusible link and fuse box (133)Fuse block (Refer to POWER SUPPLY ROUTING in EL section.)W
Fuse block (Refer to POWER SUPPLY ROUTING in EL section.)
Fuse block (Refer to POWER SUPPLY ROUTING in EL section.)Injector No.1:2W/B
Fuse block (Refer to POWER SUPPLY ROUTING in EL section.)Injector No.2:2W/B
Fuse block (Refer to POWER SUPPLY ROUTING in EL section.)Injector No.3:2W/B
Fuse block (Refer to POWER SUPPLY ROUTING in EL section.)Injector No.4:2W/B
ECM
ECM:3Injector No.1:1G/Y
ECM:32Injector No.2:1Y/R
ECM:31Injector No.3:1L
ECM:4Injector No.4:1BR
NOTE
L = LHD models, R = RHD models. Engine control harness, Main harness, Engine room harness (LH).
Diagnostic Procedure
DTC P0201-P0204 Injector Circuit Diagnostic Procedure
1
1. CHECK POWER SUPPLY
1. Stop engine.
2. Disconnect injector harness connector.
3. Turn ignition switch "ON".
4. Check voltage between terminal 2 and ground with CONSULT-II or tester.
Voltage: Battery voltage
NG
GO TO 2. Repair open circuit or short to ground or short to power in harness or connectors.
OK
2
GO TO 3.