2002 Acura MDX Service Manual

The 2002 Acura MDX Service Manual provides comprehensive technical information for maintaining and repairing the 2002 Acura MDX luxury SUV. This manual covers the 3.5L V6 VTEC engine, 5-speed automatic transmission, VTM-4 all-wheel drive system, suspension, brakes, electrical systems, HVAC, and body components. Below are key sections for maintenance procedures, specifications, troubleshooting, and repair instructions.

1. General Information 2. Maintenance Schedule 3. Engine Mechanical 4. Engine Performance 5. Transmission & Drivetrain 6. Suspension & Steering 7. Brake Systems 8. Electrical Systems 9. HVAC 10. Body & Interior 11. Troubleshooting

General Information

Vehicle identification, safety precautions, and service procedures overview.

ComponentSpecification
Vehicle TypeMid-size luxury SUV
Model Year2002
ManufacturerAcura (Honda Motor Company)
ProductionAlliston, Ontario, Canada
VIN LocationDriver's side dashboard visible through windshield
Service PrecautionsAlways disconnect battery before electrical work
Lift PointsDesignated chassis points only
Fluid SpecificationsHonda/Acura approved fluids required
Torque SpecificationsUse calibrated torque wrench
Safety SystemsSRS airbags, ABS, VSA

Maintenance Schedule

Recommended service intervals and maintenance procedures.

  1. Oil and filter change: Every 7,500 miles or 12 months
  2. Tire rotation: Every 7,500 miles
  3. Air filter replacement: Every 30,000 miles
  4. Transmission fluid: Replace every 30,000 miles
  5. Coolant replacement: Every 60,000 miles or 5 years
  6. Spark plugs: Replace every 105,000 miles
  7. Timing belt: Replace every 105,000 miles
  8. Brake fluid: Replace every 3 years

WARNING! Always use Acura-approved fluids and genuine parts for optimal performance and warranty compliance.

Engine Mechanical

J35A4 3.5L V6 VTEC engine specifications and service procedures.

Engine Performance

Fuel, ignition, and emission control systems.

Fuel System: PGM-FI with sequential multi-port fuel injection. Ignition System: Direct ignition system with individual coils. Emission Controls: Three-way catalytic converter, EGR system, EVAP system, PCV system.

Diagnostic: OBD-II compliant with 16-pin DLC located under driver's side dashboard. Use Honda Diagnostic System (HDS) or compatible scan tool for troubleshooting.

Transmission & Drivetrain

Automatic transmission and VTM-4 all-wheel drive system.

  1. Transmission Type: 5-speed automatic with SportShift
  2. Gear Ratios: 1st: 2.697, 2nd: 1.606, 3rd: 1.071, 4th: 0.766, 5th: 0.545, Reverse: 1.888
  3. Final Drive Ratio: 4.375:1
  4. VTM-4 System: Electronic control with rear differential lock
  5. Transfer Case: Electronically controlled hydraulic multi-plate clutch
  6. Driveshaft: Two-piece with center support bearing

Tip: Use only Honda ATF-Z1 automatic transmission fluid.

Suspension & Steering

Front and rear suspension systems with power steering.

Brake Systems

Four-wheel disc brakes with ABS and VSA.

ComponentSpecification
Front BrakesVentilated discs, 11.8 inch diameter
Rear BrakesSolid discs, 12.0 inch diameter
Brake BoosterVacuum-assisted
ABS System4-channel, 4-sensor
VSAVehicle Stability Assist standard
Parking BrakeFoot-operated, rear drum-in-hat
Brake FluidDOT 3 or DOT 4
Pad ReplacementInspect every 15,000 miles

Electrical Systems

Battery, charging, starting, and accessory systems.

  1. Battery: 12V, 70Ah located under front passenger seat
  2. Alternator: 130 amp output
  3. Starter: 1.4 kW reduction type
  4. Fuse Boxes: Under-hood and driver's side dashboard
  5. Lighting: Halogen headlights, LED tail lights
  6. Power Accessories: Windows, locks, mirrors, seats
  7. Audio System: AM/FM stereo with cassette and 6-disc CD changer
  8. Climate Control: Automatic dual-zone

CAUTION! Disconnect battery negative terminal before performing electrical work.

HVAC

Heating, ventilation, and air conditioning system.

Dual-zone automatic climate control system with air filtration. Refrigerant: R-134a, capacity 1.38-1.54 lbs. Compressor: 10-cylinder swash plate type. Heater core and evaporator located behind dashboard.

Service: Recover refrigerant before opening system. Use manifold gauges for diagnosis.

Body & Interior

Body structure, panels, and interior components.

Troubleshooting

SymptomPossible CauseCorrective Action
Engine won't startBattery, starter, fuel pumpCheck battery voltage, listen for fuel pump, test starter
Poor accelerationClogged filter, sensor issuesCheck air filter, fuel filter, MAP sensor, throttle position sensor
Transmission slippingLow fluid, worn clutch packsCheck fluid level and condition, test line pressure
Brake vibrationWarped rotorsInspect rotors for runout, replace if exceeds 0.002"
Electrical issuesGround connections, fusesCheck main grounds under hood, verify all fuses
OverheatingCoolant leak, thermostatPressure test system, check thermostat operation
Noise from suspensionWorn bushings, strutsInspect control arm bushings, check strut mounts
AC not coolingRefrigerant leak, compressorCheck refrigerant pressure, test compressor clutch

Technical Support: Acura Client Relations 1-800-382-2238

Parts: Genuine Acura parts available through authorized dealers

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