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1994 Volvo 850 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Volvo 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
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 1994 Volvo 850 AUTOMOBILES
Imported Cars & Light Trucks & Vans -> 1993-95 -> Oil Charge -> 3000GT -> 323 & Protege -> 4Runner -> 626 & MX-6 -> 911 -> 928 -> 929 -> Accord -> Acura -> Amigo & Pickup -> AUDI -> Avalon -> B-Series Pickup -> Camry -> Celica -> Civic & Civic del Sol -> Corolla & MR2 -> Corrado & Passat -> Diamante -> Eclipse -> Elantra & Scoupe -> ES300 -> Euro Van -> Excel -> Expo -> Fox -> Galant -> Golf, GTI & Jetta -> GS300 -> Honda -> Hyundai -> Impreza -> Infiniti -> Integra -> Isuzu -> Jaguar -> Kia -> Land Cruiser -> Legacy -> Legend & Legend Coupe -> Lexus -> Loyale -> LS400 -> Mazda -> Miata -> Millenia -> Mirage -> Mitsubishi -> MPV -> Navajo -> Nissan -> Odyssey -> Paseo -> Passport -> Pickup -> Porsche -> Precis -> Prelude -> Previa -> Rodeo, Stylus & Trooper -> RX-7 -> Saab -> SC300 & SC400 -> Sephia -> Sonata -> Subaru -> Supra -> Suzuki -> SVX -> T100 -> Tercel -> Toyota -> Vigor -> Volkswagen -> Volvo
Vehicle: 1994 Volvo 850 2.3 L5 GAS
Acura
Integra
On 1993 models, when replacing compressor drain old and new units. Add oil to new compressor equal to 2.7 ozs. minus amount drained from old unit.
When replacing other system components add the following amount of new oil: evaporator, 1.0 oz.; condenser, .3 oz.; receiver/drier, .3 oz.; line, .3 oz.
On 1994-95 models, when replacing compressor drain old and new units. Add oil to new compressor equal to 4.7 ozs. minus amount drained from old unit, but do not add more than 1.7 ozs. of oil.
When replacing other system components add the follo...
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BRAKE SERVICE PROCEDURES FOR 1994 Volvo 850 AUTOMOBILES
Disc Brakes -> Brake Pad Service -> 240 -> 850 -> 940 & 960 -> Front -> Rear
Vehicle: 1994 Volvo 850 2.3 L5 GAS
Front
240
- Raise car and remove wheels.
- Remove hairpin shaped locking clips for guide pins. Tap out one of guide pins while holding damper springs in place. Remove springs and other guide pin.
- Pull out pads using puller tool No. 2917, or equivalent.
- Carefully clean out cavity in which pads are located. Replace any dust covers that are damaged. If dirt has penetrated into cylinder due to a damaged cover, recondition brake caliper. Check brake disc and resurface if necessary.
- Press caliper pistons back into their bores with press tool No 2809, or equivalent. Use caution if a screwdrive...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1994 Volvo 850 AUTOMOBILES
Volvo -> Fuel Filter Replacement -> S70, V70, XC70 & 850
Vehicle: 1994 Volvo 850 2.4 L5 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Always disconnect the battery ground cable before replacing the fuel filter. Position a shop towel over fuel filter connections before disconnecting.
- Remove the throttle pulley cover and shield over the valve on fuel rail.
- Connect adapter tool (Volvo tool No. 999 5484 or equivalent), to fuel drainage unit (Volvo tool Nos. 981 2270, 2273 and 2282 or equivalents).
- Connect the adapter to va...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1994 Volvo 850 AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 1994 Volvo 850 2.4 L5 GAS
- Raise and support vehicle.
- Remove support bearing.
- Unbolt driveshaft flanges at transmission end and differential end.
- ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1994 Volvo 850 AUTOMOBILES
Alternator, Replace -> With A/C -> Without A/C
Vehicle: 1994 Volvo 850 2.3 L5 GAS
With A/C
- Disconnect battery ground cable at battery.
- Detach pipe from control module box.
- Remove auxiliaries belt.
- Remove power steering pump and place it on top of engine.
- Remove upper bolt.
- Remove bolts common to alternator and compressor; lower bolts on alternator and upper bolts on compressor.
- Raise and support vehicle.
- Loosen lower bolts for compressor (so that there is some clearance).
- Remove air baffle.
- Lower vehicle.
- Disconnect warning lamp positive lead and connector from alternator.
- Pull alternator upwards/away.
- Remove alternator from vehicle.
- Reverse proc...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 1994 Volvo 850 AUTOMOBILES
Cabin Air Filter Service -> Volvo -> 1993-97 850 & 1997-2000 C70, S70 & V70
Vehicle: 1994 Volvo 850 2.3 L5 GAS
The cabin air filter should be replaced every 24 months or 20,000 miles. The filter should be replaced more often if air flow is less than normal.
- Note the position of the windshield wiper blades on the windshield.
- Remove the windshield wiper arm retaining nuts, then the wiper arms.
- Remove the upper cowl panel retaining screws.
- Disconnect hoses and clamp...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1994 Volvo 850 AUTOMOBILES
Volvo -> Service Indicator Lamp -> 1993-95 850 -> With VDO Instrument Cluster -> With Yazaki Instrument Cluster
Vehicle: 1994 Volvo 850 2.3 L5 GAS
With VDO Instrument Cluster
On these models the odometer and the trip meter are located below speedometer needle center.
The service reminder lamp will illuminate for approximately 2 minutes, after the vehicle has been started, at intervals of 12 month, 9300 miles or 750 driving hours. After completing the required service, the lamp may be reset as follows:
- Place ignition switch in the on position.
- Select position 7 on diagnostic output unit A, Fig. .
- Briefly depress button four times. System is now in diagnostic test mode 4.
- When LED emits steady glow, enter code 151 as follows:
- While LED...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1994 Volvo 850 AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1994 Volvo 850 2.4 L5 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition clamp on heat exchanger feed pipe and remove hose.
- Reposition clamp on cylinder head nipple and remove hose.
- Remove hose from vehicle.
- Reverse procedur...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1994 Volvo 850 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1994 Volvo 850 2.4 L5 GAS
- Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from dr...
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COMPONENT LOCATION DIAGRAMS FOR 1994 Volvo 850 AUTOMOBILES
Component location diagrams for most 1994 Volvo 850 cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1994 Volvo 850 AUTOMOBILES
OEM drawn wiring diagrams for most 1994 Volvo 850 cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1994 Volvo 850 AUTOMOBILES
OEM TSB listings for most 1994 Volvo 850 cars and light trucks sold in the U.S. from 1985+.
Document: STUCK CDS IN AUDIO UNIT Vehicle: 1994 Volvo 850 2.3 L5 GAS Auto Systems: |
Document: SAFETY RECALL - FUEL TANK AND HEAT SHIELD Vehicle: 1994 Volvo 850 2.3 L5 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1994 Volvo 850 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1994 Volvo 850 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 1994 Volvo 850 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 1994 Volvo 850 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 1994 Volvo 850 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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