Diagnostic Procedure 22 — Main Power Supply and Ground Circuit (Not self-diagnostic item)
EF & EC-286wiring diagramDiagram notes L.H.D. model (symbol 1) and R.H.D. model (symbol 2) connector variants. Includes an ignition switch position chart (OFF/ACC/ON/ST).
MAIN POWER SUPPLY AND GROUND CIRCUIT (Not self-diagnostic item)
Main Power Supply and Ground Circuit
Components (14)
E.C.C.S. Control UnitE.C.C.S. RelayMain harness connectorConnectorS.M.J. (Refer to last page / Foldout page)Engine room harnessIgnition SwitchBatteryFusible Link & Fuse BoxConnectorConnectorConnectorConnectorEngine ground
Connections (6)
E.C.C.S. Control Unit
E.C.C.S. Control Unit:107E.C.C.S. RelayB
E.C.C.S. Control Unit:108E.C.C.S. RelayB
E.C.C.S. Control Unit:118E.C.C.S. RelayB
E.C.C.S. Control UnitEngine groundB
Battery
BatteryFusible Link & Fuse BoxB/R
E.C.C.S. Relay
E.C.C.S. RelayIgnition SwitchB/R