2006 Mazda 3 Service and Repair Manual

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Covers all 2006 3 trims — i Sedan 4-Door, S Hatchback 4-Door, GS Sedan 4-Door +5 more ·
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2006 Mazda 3 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

  • i Sedan 4-Door
  • S Hatchback 4-Door
  • GS Sedan 4-Door
  • GT Sedan 4-Door
  • S Sedan 4-Door
  • GT Hatchback 4-Door
  • GX Sedan 4-Door
  • GS Hatchback 4-Door

Engines covered

  • 2.0L 2000CC 122Cu. In. l4 GAS DOHC Naturally Aspirated
  • 2.3L 2260CC l4 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
NHTSA #21V49400001/07/2021Component: AIR BAGS:FRONTAL

Mazda North American Operations (Mazda) is recalling certain 2004-2007 Mazda3 vehicles. During air bag deployment, the plastic emblem on the steering wheel air bag module cover may shatter, and project plastic fragments into the vehicle.

Consequence

Plastic fragments can hit occupants during air bag deployment, increasing the risk of injury.

Remedy

Dealers will replace the air bag module cover, free of charge. Owner letters were mailed between August 28, 2021 and October 28, 2021. Owners may contact Mazda customer service at 1-800-222-5500 Option 4. Mazda's number for this recall is 4921G.

NHTSA #09E01100002/04/2009Component: EQUIPMENT

THULE, INC. IS RECALLING 2,323 OWNER-INSTALLED ROOF-MOUNTED FIT KITS, MODELS 3068 AND 3069, MANUFACTURED BETWEEN JANUARY 1, 2008 AND FEBRUARY 28, 2009 THAT ARE USED WITH THULE PODIUM FOOT PACKS, MODELS 460 AND 460R. THESE FIT KITS WERE SOLD AS AFTERMARKET EQUIPMENT FOR USE ON THE VEHICLES LISTED ABOVE. THE BOLT(S) USED TO SECURE THE FOOT TO THE VEHICLE WAS MANUFACTURED TO A HARDNESS THAT MAY CAUSE THE BOLT(S) TO BE BRITTLE AND POTENTIALLY BREAK UNDER STRESS.

Consequence

THIS MAY RESULT IN THE BOLT(S) SNAPPING OFF DURING USE OR WITHOUT A LOAD. THE UNSECURED RACK AND LOAD CAN THEN COME LOOSE WHILE DRIVING CREATING A POTENTIAL ROAD HAZARD, POSSIBLY RESULTING IN A VEHICLE CRASH.

Remedy

THULE WILL MAIL A RETRO FIT KIT ALONG WITH REPAIR INSTRUCTIONS TO OWNERS FREE OF CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN ON OR BEFORE APRIL 13, 2009. OWNERS MAY CONTACT THULE TOLL-FREE AT 1-800-238-2388.

TSB #11032103

This Service Alert supersedes the previously issued SA listed below: The changes are noted in Red. SA-011/24 02/12/24, 06/06/24, 07/29/24 DESCRIPTION Mazda has developed factory recommended scheduled maintenance services that support all ma

TSB #11026904

A musty/mildew type odor may come from the vents when the air conditioning (A/C) system is operating. It is most noticeable when the A/C is first turned ON. This odor is the result of mold growth in the A/C evaporator/cooling unit which is

TSB #11022742

Some vehicles may experience exterior trim heat damage such (melted, separating, etc.) when parked near a glass building or Low-E windows. This may be caused by the sun's reflection. If a structure's windows create enough of a curve, the co

TSB #11022727

When replacing the SiriusXM satellite radio unit, a call must be made to inform SiriusXM of the existing Radio ID and the new/replacement SAT Radio ID as soon as possible to ensure the customer leaves the dealership with an active SAT radio

TSB #11020039

Some customers may complain about a noisy HVAC blower motor or odor after a cabin air filter replacement. Foreign debris on the blower motor after servicing the cabin air filter may be the cause. During the removal of the cabin air filter,

TSB #11017699

A musty/mildew type odor may come from the vents when the air conditioning (A/C) system is operating. It is most noticeable when the A/C is first turned ON. This odor is the result of mold growth in the A/C evaporator/cooling unit which is

TSB #11007022

Some vehicles may experience exterior trim heat damage such (melted, separating, etc.) when parked near a glass building or Low-E windows. This may be caused by the sun's reflection.

TSB #11006987

In accordance with Federal regulations, follow the procedure listed below when replacing a speedometer. NOTE: Tampering with a motor vehicle odometer is strictly prohibited by Federal, and State laws. It is the dealers responsibility to com

Showing the 8 most recent of 129 technical service bulletins on file with NHTSA.

05/04/20Component: AIR BAGS,SEAT BELTSCrash reported3 injured

TL* THE CONTACT OWNS A 2006 MAZDA 3. WHILE AT A STOP, ANOTHER VEHICLE CRASHED INTO THE REAR OF THE CONTACT'S VEHICLE. THE AIR BAGS FAILED TO DEPLOY AND THE DRIVER, FRONT PASSENGER, AND REAR PASSENGER SEAT BELT RESTRAINTS FAILED TO RETRACT. THE DRIVER, THE FRONT PASSENGER, AND THE REAR PASSENGER SUSTAINED INJURIES TO THE HEAD. THE FRONT PASSENGER AND REAR PASSENGER REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 146,000.

04/25/20Component: SERVICE BRAKESCrash reported2 injured

APPROACHING A REDLIGHT AT A HIGHWAY INTERSECTION, MY SON PRESSED HIS FOOT DOWN ON ON THE BRAKE AND THE BRAKES FAILED. THE PEDAL WENT ALL THE WAY TO THE FLOOR AND DID NOT WORK AT ALL AND RESULTED IN AN ACCIDENT THAT DESTROYED THE CAR AND INJURED THE OCCUPANTS OF THE CAR HE STRUCK. THE CAR WAS PURCHASED USED. THE PREVIOUS OWNER HAD THE BRAKES COMPLETELY REPAIRED WHEN THE SAME THING HAD HAPPENED WHILE BRAKING. I WAS NOT AWARE OF THE SPECIFICS OF THE BRAKE REPAIR UNTIL AFTER THE ACCIDENT WHEN I INQUIRED AS TO WHY HE HAD REPLACED THE BRAKE BOOSTER PRIOR TO MY PURCHASE. INTERNET SEARCHES AFTER TH

11/02/20Component: AIR BAGSCrash reported1 injured

The contact owned a 2006 Mazda Mazda3. The contact stated while driving approximately 25 mph when the driver-side airbag deployed without warning which resulted in the contact losing control of the vehicle. The contact was the only injured and sought medical treatment. The contact sustained bruising on the right wrist and chest. A police report was taken and the vehicle was towed to a police lot where it was diagnosed as destroyed. The contact stated no warning lights were illuminated. The manufacturer was not informed of the failure. The failure mileage was unavailable

08/04/20Component: AIR BAGSCrash reported1 injured

My 2006 Mazda was in a serious accident last month and my air bag did not inflate properly along with the warning logo a few days before the accident. My car was picked up and released to Geico yesterday for inspection from their at fault driver totalling my vehicle. It was a head on collision so the air bag is a big factor in a serious wreck. It was confirmed to have an active recall. The warning logo appeared on my dash right before the accident that caused a broken and dislocated hip resulting into two surgeries and a long recovery period.

03/25/20Component: AIR BAGSCrash reported1 injured

TL* THE CONTACT CALLED ON BEHALF OF HER SON WHO OWNED A 2006 MAZDA MAZDA3. THE CONTACT STATED WHILE HER SON WAS DRIVING APPROXIMATELY 70 MPH AND CRASHED INTO ANOTHER VEHICLE TOWING A TRAILER, WHICH FLIPPED THE VEHICLE UPSIDE DOWN AND DRAGGED THE VEHICLE FOR UNKNOWN MILES. THE CONTACT STATED NO AIR BAGS DEPLOYED. THE CONTACT STATED HER SON WAS HAD HIS HAND OUTSIDE OF THE VEHICLE AND LOST 4 FINGERS ON HIS LEFT HAND AND HAD A BRAIN BLEED. MEDICAL ATTENTION WAS SOUGHT FOR HIS INJURIES. A POLICE REPORT WAS FILED. THE INSURANCE DEEMED THE VEHICLE LOSS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. A D

09/23/20Component: AIR BAGSCrash reported1 injured

TL* THE CONTACT OWNS A 2006 MAZDA 3. WHILE DRIVING APPROXIMATELY 30 MPH, THE CONTACT'S VEHICLE CRASHED INTO THE FRONT PASSENGER SIDE OF ANOTHER VEHICLE. THE CONTACT STATED THAT THE STEERING WHEEL AIR BAG DEFLATED IMMEDIATELY AFTER DEPLOYING. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED BRUISES AND CHEMICAL BURNS TO THE CHEST, ARMS, FACE, AND EYES. THE CONTACT RECEIVED MEDICAL ATTENTION. THE CONDITION OF THE VEHICLE WAS UNKNOWN. THE MANUFACTURER WAS NOT NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 57,000.

01/22/20Component: STEERING,SUSPENSION,ENGINE AND ENGINE COOLING,STRUCTURE,TIRESCrash reported1 injured

FOLLOWING A REAR END COLLISION, MY 2006 MAZDA3 MILEAGE DROPPED FROM ~24MPG TO ~8MPG, WITH NO TORQUE AT ALL FROM ~20MPH. SIGNIFICANT STEERING TROUBLE, AWFUL TIRE NOISE, AND LOUD KNOCKING WHEN TURNING WERE DISMISSED BY THE LOCAL DEALER AS "WELL WITHIN SPECS". REQUESTED BRAKE CALIPER AND ALIGNMENT CHECK, REFUSED BY THE SAME DEALER; TECH PERFORMED A ROAD TEST, DECLARED THE PROBLEM DUE TO TIRE FEATHERING AND DEMONSTRATED 120MPH TIGHT CURVE AS REMEDY. THREE SETS OF TIRES, ONE SET OF WHEELS [3 OF OEM WERE WARPED], ENTIRE COMPLEMENT OF MOTOR MOUNTS, TWO SETS OF ROTORS LATER, I'M ABOUT TO REPLACE CA

07/13/20Component: VEHICLE SPEED CONTROLCrash reported1 injured

STARTED VEHICLE (2006 MAZDA3) PARKED ON A RESIDENTIAL STREET AND LIGHTLY APPLIED GAS TO PULL AWAY FROM CURB. VEHICLE LUNGED FORWARD RAPIDLY AND ENGINE REVVED QUICKLY AND LOUDLY. TRIED TO APPLY BRAKES, BUT THEY DID NOT SEEM TO RESPOND OR MAY NOT HAVE HAD ENOUGH TIME TO RESPOND. COLLIDED WITH A TRUCK PARKED ACROSS THE STREET 1 HOUSE DOWN FROM START LOCATION. THE IMPACT WAS ENOUGH TO LIFT THE TRUCK F150 UP AND ONTO THE CURB IT WAS PARKED NEXT TO, ALONG WITH DAMAGING THE AXLE AREA OF THE F150. THE MAZDA3 LOST PART OF THE FRONTEND ON THE ROADWAY DUE TO GETTING WEDGED UNDER THE TRUCK. THE CAR HAD LU

Showing the 8 most serious of 166 complaints filed with NHTSA.

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