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1991 Mitsubishi Precis CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Mitsubishi REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 1991 Mitsubishi Precis AUTOMOBILES
Imported Cars & Light Trucks & Vans -> 1991-92 -> Evacuating System
Vehicle: 1991 Mitsubishi Precis RS 1.5 L4 GAS
The system must be completely discharged before evacuation. After discharging the system, keep low pressure gauge hose connected to low pressure test fitting and both manifold gauge valves closed.
- Connect high pressure gauge hose to vacuum pump, Fig. .
- Connect center manifold gauge hose to refrigerant source with tapping valve closed.
- Open high and low side gauge valves with vacuum pump operating.
- Continue to operate pump for approximately 15-20 minutes after low side gauge reaches 29 or more inches of vacuum. If the system has been left open for an...
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BRAKE SERVICE PROCEDURES FOR 1991 Mitsubishi Precis AUTOMOBILES
MITSUBISHI, HYDRAULIC BRAKE SYSTEM -> HYDRAULIC SYSTEM BLEEDING
Vehicle: 1991 Mitsubishi Precis RS 1.5 L4 GAS
Bleeding the hydraulic brake system is necessary if air has entered the system. A few causes for this condition are low fluid level, a hydraulic fluid leak, a hydraulic line is opened, or replacement of a hydraulic system component. Symptoms can be noted by an improper or loss of brake operation, and/or a low or spongy brake pedal.
- Ensure master cylinder reservoir is full. Add suitable brake fluid as needed, and securely reinstall the master cylinder cap.
- Raise and support vehicle.
- Position a drain pan under the wheel being bled.
- Have an assistant depress the brake pedal w...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Mitsubishi Precis AUTOMOBILES
Mitsubishi -> Component Locations -> 1987-94 Precis
Vehicle: 1991 Mitsubishi Precis RS 1.5 L4 GAS
Refer to Fig...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Mitsubishi Precis AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1991 Mitsubishi Precis 1.5 L4 GAS
- Raise and support vehicle, then remove front wheels.
- Remove cotter pin, wheel bearing nut and washer.
- Disconnect lower control arm ball joint from knuckle using tool No. MB991113 or equivalent.
- Disconnect tie rod end from knuckle using tool No. MB991113 or equivalent.
- Disconnect center bearing snap ring if equipped.
- On models without center bearing, proceed as follows:
- Insert pry bar between transaxle case and driveshaft, then pry driveshaft from transaxle. Do not pull on driveshaft, or insert pry bar deep enough to damage oil seal.
- Remove driveshaft from hub using tool No. MB99...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Mitsubishi Precis AUTOMOBILES
Alternator, Replace
Vehicle: 1991 Mitsubishi Precis 1.5 L4 GAS
- Disconnect battery ground cable at battery.
- Remove drive belt.
- Remove alternator harness connector.
- Remove electrical connections from alternator.
- Remove alternator bracket.
- Remove alternat...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Mitsubishi Precis AUTOMOBILES
Mitsubishi -> Air Bag Warning Lamp -> Except 2006-09 Raider
Vehicle: 1991 Mitsubishi Precis 1.5 L4 GAS
The diagnosis unit monitors the Supplemental Restraint System (SRS) and stores data concerning any faults detected in the system. When the ignition key is in the On or Start positions, the lamp should illuminate for approximately 7 seconds, then turn off. This indicates the system is operating proper...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Mitsubishi Precis AUTOMOBILES
Radiator, Replace
Vehicle: 1991 Mitsubishi Precis 1.5 L4 GAS
- Disconnect fan motor plug.
- Set warm water flow control knob of heater control to hot position.
- Drain engine coolant into a suitable container.
- Remove upper radiator hose, lower radiator hose and overflow hose.
- Remove ATF (Automatic Transaxle Fluid) oil cooler hoses. Plug en...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Mitsubishi Precis AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1991 Mitsubishi Precis 1.5 L4 GAS
- Loosen nut of alternator pivot bolt.
- Loosen lock bolt.
- Loose...
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COMPONENT LOCATION DIAGRAMS FOR 1991 Mitsubishi Precis AUTOMOBILES
Component location diagrams for most 1991 Mitsubishi Precis cars and light trucks sold in the U.S. from 1990+.
Door Wiring Diagram for 1991 Mitsubishi Precis RS 1.5 L4 GAS Components on diagram: |
Multi-Point Injection (MPI) Components Diagram for 1991 Mitsubishi Precis 1.5 L4 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1991 Mitsubishi Precis AUTOMOBILES
OEM drawn wiring diagrams for most 1991 Mitsubishi Precis cars and light trucks sold in the U.S.
1991 Mitsubishi Precis RS 1.5 L4 GAS Wiring Diagram Components on diagram: |
1991 Mitsubishi Precis 1.5 L4 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1991 Mitsubishi Precis AUTOMOBILES
OEM TSB listings for most 1991 Mitsubishi Precis cars and light trucks sold in the U.S. from 1985+.
Document: EVAPORATIVE EMISSIONS MONITOR SELF TEST Vehicle: 1991 Mitsubishi Precis 1.5 L4 GAS Auto Systems: |
Document: NEW TECHLINE HOURS Vehicle: 1991 Mitsubishi Precis 1.5 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1991 Mitsubishi Precis AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Mitsubishi Precis cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 1991 Mitsubishi Precis cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 1991 Mitsubishi Precis cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 1991 Mitsubishi Precis cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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