1993 Mitsubishi Diamante 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 diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical diagnostics with wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
Trims covered
- ES Wagon 4-Door
- ES Sedan 4-Door
- LS Sedan 4-Door
Engines covered
- 3.0L 2972CC 181Cu. In. V6 GAS SOHC Naturally Aspirated
- 3.0L 2972CC 181Cu. In. V6 GAS DOHC 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
UNDER CONDITIONS OF FULL LOCK STEERING AND FULL SUSPENSION TRAVEL, THE LEFT OR RIGHT FRONT WHEEL-SIDE BRAKE HOSE CAN CRACK, RESULTING IN BRAKE FLUID LEAKAGE.
BRAKE FLUID LEAKAGE WILL CAUSE ILLUMINATION OF THE BRAKE WARNING LAMP AND REDUCTION IN BRAKING EFFIC
DEALERS WILL REPLACE THE LEFT AND RIGHT FRONT WHEEL-SIDE BRAKE HOSES WITH REVISED HOSE ASSEMBLIES.
THE REAR OUTBOARD LOWER SAFETY BELT ATTACHMENT BOLT WAS INADEQUATELY TORQUED ON INSTALLATION.
THE INADEQUATELY TORQUED ANCHOR BOLT COULD FAIL INA SUDDEN STOP OR ACCIDENT. FAILURE OF THE SAFETY B
RETORQUE THE SAFETY BELT ATTACHMENTS TO THE CORRECT SPECIFICATION.
UNDER CONDITIONS OF FULL LOCK STEERING AND FULL SUSPENSION TRAVEL, THE LEFT OR RIGHT FRONT WHEEL-SIDE BRAKE HOSE CAN CRACK, RESULTING IN BRAKE FLUID LEAKAGE.
BRAKE FLUID LEAKAGE WILL CAUSE ILLUMINATION OF THE BRAKE WARNING LAMP AND REDUCTION IN BRAKING EFFEC
DEALERS WILL REPLACE THE LEFT AND RIGHT FRONT WHEEL-SIDE BRAKE HOSES WITH REVISED HOSE ASSEMBLIES.
This Technical Service Bulletin updates the door adjustment procedure in the Body Section of the applicable service manuals.
MMSA HAS DETERMINED THAT UNDER CERTAIN CONDITIONS, THE FRONT LOWER BRAKE HOSES MAY DEVELOP A CRACK, CAUSING A LOSS OF BRAKE FLUID. *TT
INFORMATION ABOUT IMPROVED AUTOMATIC TRANSAXLE END CLUTCH. *TT
SERVICE MANUAL REVISION ON SUPPLEMENTAL RESTRAINT SYSTEM (SRS) CAUTIONS AND WARNINGS. *YC
INFORMATION CONTAINING ADDITIONAL GLASS ANTENNA CAUTIONS AND INSPECTION PROCEDURES. *YC
MUT-II SCAN TOOL WARRANTY. *TW
CORRECTED UPPER OIL PAN INSTALLATION PROCEDURES - SERVICE MANUAL REVISION. *TW
CORRECTED CYLINDER HEAD BOLT TIGHTENING PROCEDURES - SERVICE MANUAL REVISION. *TW
Showing the 8 most recent of 11 technical service bulletins on file with NHTSA.
CONSUMER REARENDED A VEHICLE AND THE AIRBAGS DID NOT DEPLOY. THE SEAT BELT RESTRAINTS RETRACTED, BUT OWNER RECEIVED INJURIES TO NECK AND SHOULDERS. DUP OF 815028, ADDED ON 25-FEB-98. *AK
WHILE TRAVELING 60 MPH ON FREEWAY, ANOTHER VEHICLE TURNED DIRECTLY IN FRONT WHICH RESULTED IN A HIGH SPEED IMPACT. NEITHER DUAL AIR BAGS DEPLOYED UPON IMPACT. PLEASE DESCRIBE DETAILS. *AK
NO DEPLOYMENT OF DRIVERS AIR BAG IN ACCIDENT, CAUSING INJURY.
DEPLOYMENT WAS VIOLENT, CAUSING FIRST DEGREE BURNS TO FACE/CHIN/WRIST DURING COLLISION.
VEHICLE CUT IN FRONT TO MAKE RIGHT TURN, HIT VEHICLE ON PASSENGER SIDE, DRIVER HIT STEERING WHEEL COLUMN WITH KNEE AND LEG, AIR BAG DID NOT DEPLOY. *AK
Showing the 5 most serious of 43 complaints filed with NHTSA.
