1988 Dodge Diplomat Service and Repair Manual

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Covers all 1988 Diplomat trims — SE Sedan 4-Door, Salon Sedan 4-Door ·
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1988 Dodge Diplomat 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 Sedan 4-Door
  • Salon Sedan 4-Door

Engines covered

  • 5.2L 5211CC 318Cu. In. V8 GAS OHV 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
NHTSA #87V16400022/10/1987Component: ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD

ENGINE COMPARTMENT WIRING HARNESS FUSIBLE LINK WIRES MAY BE TRAPPED UNDER THE SPEED CONTROL SERVO BRACKET.

Consequence

TRAPPED WIRES MAY EVENTUALLY CAUSE A HIGH RESISTANCEELECTRICAL SHORT THAT CAN RESULT IN AN UNDERHOOD

Remedy

FREE ANY TRAPPED WIRING; THEN SECURE WIRING WITH A TIE STRAP TO KEEP AWAY FROM SPEED CONTROL BRACKET

TSB #620059

SUBJECT REGARDING AIRBAG / CLOCK SPRING SERVICE FOR VARIOUS MODELS INCLUDING 2002 MODEL YEAR JEEP LIBERTY. *TT

TSB #6092304

SUBJECT REGARDING NON-DEPLOYED AIRBAG HANDLING PROCEDURES. *TT

TSB #6088834

INFORMATION REGARDING NHTSA AUTHORIZED AIRBAG DEACTIVATION FOR MEDICAL NECESSITY. *NLM

TSB #54423

AUTHORIZED AIRBAG DEACTIVATION FOR MEDICAL NECESSITY. *YC

19961010Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTSCrash reported

WHILE DRIVING TRIED TO PUT ON BRAKES AND THE PEDAL WENT TO THE FLOOR. THE VEHICLE DIDN'T STOP UNTILL IT CRASHED. *AK

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