Diagnostic Procedure 12 — AUXILIARY AIR CONTROL (A.A.C.) VALVE (Not self-diagnostic item)
EF & EC-106wiring diagramL.H. drive model and R.H. drive model variants indicated on wiring diagram. Connectors labelled with (L) and (R) respectively for E.F.I. harness and engine room harness junction points.
TROUBLE DIAGNOSES
Diagnostic Procedure 12
AUXILIARY AIR CONTROL (A.A.C.) VALVE (Not self-diagnostic item)
AAC Valve Circuit Wiring Diagram
Components (14)
E.C.C.S. CONTROL UNITA.A.C. SOLENOID VALVEIGNITION SWITCHFUSEFUSIBLE LINKFUSE AND FUSIBLE LINK (In RELAY BOX)BATTERYE.F.I. harnessF10 (Brown) connectorE10 connectorEngine room harnessECCS CU pin 106EFI HARNESS junctionIGN SWITCH power rail
Connections (9)
ECCS CU pin 106
ECCS CU pin 106A.A.C. SOLENOID VALVESB
A.A.C. SOLENOID VALVE
A.A.C. SOLENOID VALVEEFI HARNESS junctionBR
EFI HARNESS junction
EFI HARNESS junctionF10 (Brown) connectorBR
F10 (Brown) connector
F10 (Brown) connectorEngine room harnessBR
Engine room harness
Engine room harnessFUSEBR
IGNITION SWITCH
IGNITION SWITCHFUSEB/R
FUSE
FUSEIGN SWITCH power railB/R
FUSIBLE LINK
FUSIBLE LINKFUSEW
BATTERY
BATTERYFUSIBLE LINKW
NOTE
L: L.H. drive model
R: R.H. drive model
Component LocationFig. SEF560H
Component location photograph showing A.A.C. valve mounted in engine bay
1A.A.C. valve(upper center of engine bay photograph)
Test points A and C are indicated on the AAC solenoid valve connector F19.