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Ford
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1989
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Aerostar Van Window Extended, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Air Injection System
Air Injection System
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Description
Operation
Air Pump
Air Silencer
Air By-Pass Valves
Normally Closed Valve
Normally Open Valve (With Vacuum Vent)
Normally Open Valve (Without Vacuum Vent)
Air Check Valve/Pulse Air Valve
Air Control Valve (Switch/Relief)
Combination Air By-Pass/Air Control Valve
Dual THERMACTOR Air Control Solenoid Valve
THERMACTOR Idle Vacuum (TIV) Valve
Diagnosis
Notes
Air Pump
Air Silencer
Air By-Pass Valves
Normally Closed Valve
Normally Open Valve (With Vacuum Vent)
Normally Open Valve (Without Vacuum Vent)
Air Check Valve/Pulse Air Valve
Air Control Valve (Switch-Relief)
Combination Air By-Pass/Air Control Valve
Dual THERMACTOR Air Control Solenoid Valve
THERMACTOR Idle Vacuum (TIV) Valve
Code "ASH" & "RED"
Code "TUR"