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1991 Hyundai Excel CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Hyundai REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Wiring Diagrams
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- 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 Hyundai Excel AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1991 Hyundai Excel GL 1.5 L4 GAS
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BRAKE SERVICE PROCEDURES FOR 1991 Hyundai Excel AUTOMOBILES
HYUNDAI, HYDRAULIC BRAKE SYSTEM -> MASTER CYLINDER OVERHAUL -> EXCEPT SONATA w/BENDIX SYSTEM -> SONATA w/BENDIX SYSTEM
Vehicle: 1991 Hyundai Excel L 1.5 L4 GAS
EXCEPT SONATA w/BENDIX SYSTEM
On Scoupe models, do not remove proportioning valves from master cylinder unless master cylinder replacement is necessary.
- Remove reservoir cap, drain brake fluid into a suitable container, then remove reservoir from master cylinder, Figs. through .
- On all models, remove snap ring while depressing piston with a blunt tool. If necessary, secure master cylinder in a suitable soft jawed vise.
- On except Sonata, remove primary and secondary pistons from master cylinder body. Do not disassemble primary and secondary pistons.
- On Sonata, remove p...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Hyundai Excel AUTOMOBILES
Hyundai -> Component Locations -> 1992-95 Elantra, 1990-94 Excel & 1991-92 Scoupe
Vehicle: 1991 Hyundai Excel L 1.5 L4 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Hyundai Excel AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1991 Hyundai Excel GLS 1.5 L4 GAS
- Raise and support vehicle, then remove front wheel.
- Remove dust cover, cotter pin and driveshaft nut.
- Drain transmission oil.
- Disconnect lower arm ball joint from knuckle, then remove stabilizer and strut bars from lower arm.
- On models with driveshaft center bearing, remove bearing bracket attaching bolts.
- On all models, insert suitable pry bar between transmission case and driveshaft, then pry driveshaft from transmission. Do not pull on driveshaft and do not insert pry bar deep enough to damage oil seal.
- Using tool No. MB990767, or...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Hyundai Excel AUTOMOBILES
Starter, Replace
Vehicle: 1991 Hyundai Excel GL 1.5 L4 GAS
- Disconnect battery ground cable at battery.
- Remove EGR valve assembly.
- Remove speed meter cable.
- Remove terminal nut and wire from B terminal.
- Remove starter mounting bolts.
- Remove starter from vehicle.
- Re...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Hyundai Excel AUTOMOBILES
Hyundai -> Check Engine/Malfunction Indicator Lamp (MIL) Lamp ->
Vehicle: 1991 Hyundai Excel L 1.5 L4 GAS
The Check Engine/MIL lamp will be illuminated for approximately 5 seconds when the ignition switch is placed in the On position without starting the engine. When the engine is started, the lamp should go out. If it remains lit, a diagnostic trouble code has been stored by the electronic control system. On models less OBD II, after diagnosis and repair are complete, place ignition switch in Off position, then clear diagnostic trouble codes by disconnecting the battery ground cable or the ECM connector for at least 15 seconds. On models equipped with OBD II, following diagnosis ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Hyundai Excel AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 1991 Hyundai Excel L 1.5 L4 GAS
Inlet
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp at heater core.
- Remove hose from heater core.
- Reposition hose clamp at connecting pipe.
- Remove hose from connecting pipe.
- Remove hose from vehicle.
- Reverse procedure to install.
Outlet
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp at...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Hyundai Excel AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1991 Hyundai Excel L 1.5 L4 GAS
- Disconnect battery ground cable.
- Loosen coolant pump pulley bolts.
- Loosen alternator support nut.
- Loosen alternator lockbolt and remove belt.
- Clean and inspect belt surfaces of...
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COMPONENT LOCATION DIAGRAMS FOR 1991 Hyundai Excel AUTOMOBILES
Component location diagrams for most 1991 Hyundai Excel cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1991 Hyundai Excel AUTOMOBILES
OEM drawn wiring diagrams for most 1991 Hyundai Excel cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1991 Hyundai Excel AUTOMOBILES
OEM TSB listings for most 1991 Hyundai Excel cars and light trucks sold in the U.S. from 1985+.
Document: REMANUFACTURED AUTOMATIC TRANSAXLE (ATM) PROGRAM - REVISED Vehicle: 1991 Hyundai Excel GL 1.5 L4 GAS Auto Systems: |
Document: UNNECESSARY ENGINE FLUSH SERVICES Vehicle: 1991 Hyundai Excel GL 1.5 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1991 Hyundai Excel AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Hyundai Excel 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 Hyundai Excel 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 Hyundai Excel 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 Hyundai Excel 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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