1989 Nissan 240SX service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- SE Hatchback 2-Door
- XE Coupe 2-Door
- Base Coupe 2-Door
Engines covered
- 2.4L 2389CC l4 GAS SOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
THE FRONT SAFETY BELT BUCKLE RELEASE BUTTONS CAN BREAK. THESE RED PLASTIC RELEASE BUTTONS ARE MARKED "PRESS." IF A BUTTON BREAKS, PIECES CAN FALL INTO THE BUCKLE ASSEMBLY CAUSING THE BUCKLE TO OPERATE
THE SAFETY BELTS WOULD NOT PROVIDE ADEQUATE PROTECTION TO AN OCCUPANT IN A VEHICLE CRASH.
OWNERS SHOULD PROMPTLY CHECK THE CONDITION AND OPERATION OF BOTH FRONT SAFETY BELT BUCKLES AND CAREF
NISSAN: VENT CONTROL VALVE REPLACEMENT. WHEN REPLACING THE EVAP CANISTER VENT CONTROL VALVE FOR REASON: USE THE ONE LISTED ON PAGE 2; FOR VENT CONTROL VALVE REPLACEMENT PROCEDURE, REFER TO THE APPROPRIATE SECTION OF THE ELECTRONIC SERVICE M
NISSAN: TIRE PRESSURE MONITORING SYSTEM (TPMS) WARNING LIGHT ON/FLASHING. NO MODELS OR MODEL YEARS LISTED. *PE UPDATED ON 08-11-2011. *KB
NISSAN: THE 12 VOLT BATTERY IS AN IMPORTANT PART OF THE VEHICLE ELECTRICAL SYSTEM AND IS REQUIRED TO STAY CONNECTED WHEN THE ENGINE IS RUNNING. TO PREVENT DAMAGE TO VEHICLE ELECTRONIC COMPONENTS FOLLOW THE INSTRUCTIONS/CAUTIONS. NO MODEL YE
FRONT SEAT BELT LATCH PLATE RETAINING BUTTON MISSING. *TT
FRONT SEAT BELT LATCH PLATE RETAINING BUTTON MISSING. *TT
SEAT BELT LATCH PLATE RETAINING BUTTON MISSING. *TT
CONCERNS WITH THE FRONT SEAT BELT LATCH PLATE STOPPER BUTTON MISSING. *TT
UNKNOWN
Showing the 8 most recent of 9 technical service bulletins on file with NHTSA.
SUDDEN ACCELERATION,RESULTING IN LOSS OF CONTROL/COLLISION. *AK
FRONT LEFT WHEEL KNUCKLE FAILED RESULTING IN BRAKE LINE CUT AND TOTAL LOSS OF STEERING. PLEASE DESCRIBE DETAILS. TT
FRONT LEFT WHEEL KNUCKLE FAILED RESULTING IN BRAKE LINE CUT AND TOTAL LOSS OF STEERING. PLEASE DESCRIBE DETAILS. TT
ELECTRICAL FIRE IN THE INTERIOR OF VEHICLE. *AK
ALL FUEL INJECTERS KEPT LEAKING AND SPILLING GAS,THE DEALERSHIP FAILED TO FIX IT RIGHT CAUSING FIRE
Showing the 5 most serious of 46 complaints filed with NHTSA.
