1991 FORD FESTIVA open hood

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FORD FESTIVA 1991  Service Manual Here we give you underhood views or schematics of vacuum-hose routing which can help you find incorrectly routed hoses. Remember, a 
vacuum leak or incorrectly routed vacuum hose on computer-controlle

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FORD FESTIVA 1991  Service Manual Back To Article 
GENERAL INFORMATION 
Parasitic Load Explanation & T est Procedures 
* PLEASE READ THIS FIRST * 
GENERAL INFORMATION 
The term Parasitic Load refers to electrical devices that continue

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FORD FESTIVA 1991  Service Manual 2. Turn test switch knob to ON position (current through switch). Road test vehicle with vehicle accessories on (radio, air conditioner, etc). 
After road test, turn ignition switch to LOCKED position

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FORD FESTIVA 1991  Service Manual  
Fig. 7: Single Injector w/Excessive Current Flow 
- Current Pattern 
EXAMPLE #2 - VOLTAGE CONTROLLED DRIVER 
This time we will look at a GM 3.1L V6 VIN [T]. Fig. Fig. 8
 shows the 1, 3, 5 (odd) inje

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FORD FESTIVA 1991  Service Manual 5. Check blower motor fan switch continuity. Resistance should not exceed 4 ohms. See BLOWER MOTOR FAN SWITCH 
CONTINUITY table. If continuity is not present, replace fan switch. If continuity is okay

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FORD FESTIVA 1991  Service Manual  
Fig. 29: Condensor Fan Trouble Chart CF9
 
Courtesy of FORD MOTOR CO. 
REMOVAL & INSTALLATION 
COMPRESSOR 
Removal & Installation 
1. Discharge A/C system using approved refrigerant recovery/recycli

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FORD FESTIVA 1991  Service Manual tube from evaporator core fins while removing thermostatic switch. To install, reverse removal procedure. Evacuate and recharge system.
THERMOSTATIC EXPANSION VALVE 
Removal & Installation 
1. Dischar