1998 Mazda 626 Service and Repair Manual

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Factory-Grade Data

1998 Mazda 626 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

  • DX Sedan 4-Door
  • ES Sedan 4-Door
  • LX Sedan 4-Door

Engines covered

  • 2.0L 1991CC l4 GAS DOHC Naturally Aspirated
  • 2.5L 2497CC 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

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Vehicle Safety Data

1998 Mazda 626 Recalls & Complaints

NHTSA #15V67400019/10/2015Component: ELECTRICAL SYSTEM:IGNITION:SWITCH

Mazda North American Operations (Mazda) is recalling certain model year 1989-1998 MPV, 1990-1995 323, 1990-1998 Protege, 1992-1993 MX-3, 1993-1995 929, 1993-1997 MX-6, and 1993-1998 626 vehicles. In

Consequence

If the ignition switch overheats there would be an increased risk of a fire.

Remedy

Mazda will notify owners, and dealers will replace the ignition switch, free of charge. The recall

NHTSA #00V13400009/05/2000Component: ENGINE AND ENGINE COOLING:ENGINE

VEHICLE DESCRIPTION: PASSENGER VEHICLES. AN EXTERNAL SPRING IN THE TIMING BELT TENSIONER COULD BREAK.

Consequence

THE BROKEN SPRING MAY GET CAUGHT IN THE TIMING BELT, RESULTING POSSIBLE ENGINE STALLING.

Remedy

DEALERS WILL CHECK THE TENSIONER INSTALLED AND REPLACE IT IF THE VEHICLE IS EQUIPPED WITH THE AFFECT

NHTSA #09E01200007/04/2009Component: EXTERIOR LIGHTING

SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONF

Consequence

DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.

Remedy

SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE S

NHTSA #05E06500005/10/2005Component: FUEL SYSTEM, GASOLINE

CERTAIN SPX FILTRAN FUEL FILTERS WITH A 45-DEGREE ANGLE INLET TUBE, MODEL 800F350-S1, SOLD AS REPLACEMENT FILTERS FOR 1993-1997 FORD PROBE,1993-2001 MAZDA 626 AND MX-6, AND 1983-1994 LOYAL, 3-DOOR COU

Consequence

IN THE PRESENCE OF AN IGNITION SOURCE, A VEHICLE FIRE CAN OCCUR.

Remedy

SPX WILL NOTIFY ITS CUSTOMERS AND PROVIDE A FULL REFUND. THE RECALL BEGAN SEPTEMBER 27, 2005. OWNE

TSB #10222564

Some customers may experience a squeaking noise may be heard from the exhaust manifold when the idle speed drops from fast idle to normal idle speed during cold start. This is caused by a variable valve being stuck in the closed position. W

TSB #10217209

In accordance with Federal regulations, follow the procedure listed below when replacing a speedometer.

TSB #10215274

This service bulletin provides testing and charging procedures in order to promote proper battery maintenance, to deliver new vehicles with fully charged batteries, and to reduce unnecessary battery replacement cost. For new vehicles in sto

TSB #10213422

PROPER USAGE OF DRIVER'S FLOOR MAT.

TSB #10213425

Speedometer replacement procedure

TSB #10213429

Paint damage Mazda pocket paint guide

TSB #10213326

Mazda guidelines for factory scheduled maintenance

TSB #10213331

SULFUR SMELL FROM EXHAUST SYSTEM.

Showing the 8 most recent of 80 technical service bulletins on file with NHTSA.

20040401Component: AIR BAGSCrash reported3 injured

WHILE DRIVING 30 MPH CONSUMER'S VEHICLE WAS INVOLVED IN A REAR END COLLISION WHICH CAUSED A CHAIN REACTION. UPON IMPACT, AIR BAGS DID NOT DEPLOY. DRIVER AND TWO OTHER PASSENGERS SUSTAINED MINO

20010529Component: SEATS:FRONT ASSEMBLY:RECLINERCrash reported2 injured

REAR END COLLISION WHILE STOPPED AT LIGHT. UNCERTAIN OF STRIKING VEHICLE SPEED. MAZDA REAR CRUMPLED SUFFICIENT TO DISTORT REAR DOOR FRAMES. BOTH FRONT SEAT MECHANISMS RELEASED AND OCCUPANTS WERE LA

19990525Component: AIR BAGSCrash reported2 injured

FALSE DEPLOYMENT OF AIR BAG CAUSED INJURY TO CONSUMER UPON COLLISION, UPON INSPECTION CONCLUDED POSSIBLE UNDERCARRIAGE DAMAGE. NLM

20141217Component: STRUCTURE:BODYCrash reported1 injured

I WAS DRIVING 60MPH SLOWING DOWN TO THE SPEED LIMIT WHICH WAS 55 ALL OF A SUDDEN SOMETHING POPPED THERE WAS NOTHING ON THE ROAD AND MY STEERING WHEEL LOCKED THE CAR WENT IN TO THE WALL AND FLIPPED OVE

20141217Component: STEERINGCrash reported1 injured

I WAS DRIVING 60MPH SLOWING DOWN TO THE SPEED LIMIT WHICH WAS 55 ALL OF A SUDDEN SOMETHING POPPED THERE WAS NOTHING ON THE ROAD AND MY STEERING WHEEL LOCKED THE CAR WENT IN TO THE WALL AND FLIPPED OVE

Showing the 5 most serious of 499 complaints filed with NHTSA.

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