Technical Service Bulletins

A/C Compressor
- A/C Blows Warm Air After Acceleration And/Or At Ambient Temperature Of Around 68°F (20°C) In Daytime (07-006/20)
Accessories Control Systems
- Electrical Concern And/Or Multiple DTC'S Due To Aftermarket Device (MT-017/17)
- First Remote Control Attempt Fails Using MYMAZDA App (16-002/20)
Accessory Drive Belts
- Oil Leakage From Drive Belt Auto TENSIONER And Rattle Noise From Engine Compartment (01-019/19)
Anti-Theft Systems
- 09-003/25 - Walk Away Auto Lock Function Fails To Operate When Leaving Detection Area (09-024/23)
- Door Outer Handle Touch Sensor Does Not Work (Lock And/Or Unlock) (09-039/21)
- Door Outer Handle Touch Sensor Does Not Lock And Unlock With A Specific Operation (09/46/22)
- Rear Outer Door Handle Fails To Return Due To Water Freezing In The Handle (09-038/21)
- Door Lock Will Not Work Using Remote Transmitter And Engine Will Not Start (09-012/21)
- Door Locks Do Not Operate Using Touch Sensor On Outer Door Handle When Surrounded By Concrete Walls (09-017/20)
- Engine No Start (Key Not Detected) (MT-008/18)
Automatic Trans
- Chirp Noise From Automatic Transaxle On 3-4 Up Shift (05-005/23)
Body Electrical
- Electrical Concern And/Or Multiple DTC'S Due To Aftermarket Device (MT-017/17)
- DTC B2002:49 Will Not Clear (09-033/20)
Body Interior
- "Telematics Malfunction" Message With DTC U3000:00-TCU Or U3000:04-TCU (09-045/23)
- Power Liftgate May Open Unintentionally While Vehicle Is Parked/Stopped (09-033/24)
- Discharged Battery After Vehicle Is Parked For More Than 8 Hours (01-010/20)
- Fuel Gauge Fluctuates To Higher Level (09-034/22)
- First Remote Control Attempt Fails Using MYMAZDA App (16-002/20)
Brakes Control Systems
- Braking Concerns When Coming To A Stop While Driving With MRCC (04-003/21)
Collision/Avoidance
- I-ACTIVSENSE/ALH Warning Lights On With DTC U3000:04 Forward Sensing Camera (FSC) Stored (15-003/22)
- "Ultrasonic Sensor Malfunction" Warning Message And DTC Stored After Replacing Ultrasonic Sensor - B1B36:04, B1B36:49, B1B38:04, B1B38:49, B1B40:04, B1B40:49, B1B42:04, B1B42:49, B1B44:04, B1B44:49, B1B46:04, B1B46:49, B1B48:04, B1B48:49 (09-026/23)
- "Ultrasonic Sensor Malfunction" Message In Instrument Cluster (09-030/23)
- Warning Message For Dirt On Front Radar Sensor Surface Appears While Driving In Specific Location (SA-020/22)
- Windshield Distortion Or Double-Image From Active Driving Display (09-042/22)
- Unexpected Smart Brake Support (SBS-R) Operation While Backing Up (15-001/21)
- BSM And RCTA System Do Not Work (15-004/20)
- Rear Ultrasonic Sensor Rubber Seal(S) Missing Or Damaged (09-037/20)
- Front Radar System Malfunction Message With DTC C1A67:04 (15-002/20)
Communication Devices
- Updated Software Release For Concerns With MAZDA Connect Infotainment System (2019-2022 MAZDA3 And 2020-2022 CX-30 Without Turbo) (16-008/23)
Cooling System (Mechanical)
- Check Engine Light On With DTC P0126:00 (01-013/22)
- Vibration When Driving At 1500-1650 Rpm (01-009/20)
- Accumulation Of Coolant Around Water Pipe (01-012/22)
- Water Pump Coolant Leak (01-022/19)
Engine Control Systems
- Check Engine Light On With DTC P0126:00 (01-013/22)
- "Telematics Malfunction" Message With DTC U3000:00-TCU Or U3000:04-TCU (09-045/23)
- Check Engine Light On With DTC P0524 Or P055F (01-020/18)
- Poor Acceleration And Rough Idling With DTC P030X:00 (01-001/23)
- Active Air Shutter Is Working And DTC P05A0:00 Is Stored (09-048/22)
- When Replacing BCM, Some Ecu May Need Reprogramming (09-027/22)
- DTC B2002:49 Will Not Clear (09-033/20)
- A/C Blows Warm Air While Idling After Restarted Warm Engine (07-005/20)
- Master Warning Light On And Lack Of Power With DTC P2BF6:00 (01-004/20)
- Engine No Start (Key Not Detected) (MT-008/18)
Entertainment Systems
- Updated Software Release For Concerns With MAZDA Connect Infotainment System (2019-2022 MAZDA3 And 2020-2022 CX-30 Without Turbo) (16-008/23)
- MAZDA Connect Screen May Not Start (16-004/22)
- White Lines Appear In Instrument Cluster (09-020/23)
- Loud Static Noise From Speakers (With BOSE Audio) (09-038/20)
Exhaust
- Poor Acceleration And Rough Idling With DTC P030X:00 (01-001/23)
Exterior Body Panels
- Difficult To Open/Close Fuel-Filler Lid (09-032/21)
- Fuel-Filler Lid Panel Is Deformed (09-023/20)
- Accumulation Of Water And/Or Sand In Fuel-Filler Lid Box (09-040/23)
- Corrosion On The Liftgate Lock Striker (09-015/22)
- Water Entry From The Rear Door (09-039/20)
- Rear Ultrasonic Sensor Rubber Seal(S) Missing Or Damaged (09-037/20)
Exterior Lights
- Noise Complaints From Front Combination Light (09-015/23)
Front Suspension
- Rattle Noise From The Front Suspension While Driving The Vehicle (02-003/24)
- Rattle Noise From Front Suspension When Driving Over Bumps (02-006/20)
Fuel System
- Fuel-Filler Lid Cannot Be Locked After Auto-Lock Time Has Expired (09-027/24)
Fuses & Circuit Breakers
- Electrical Concern And/Or Multiple DTC'S Due To Aftermarket Device (MT-017/17)
Gauges & Instrument Panels
- White Lines Appear In Instrument Cluster (09-020/23)
- Fuel Gauge Fluctuates To Higher Level (09-034/22)
- Engine No Start (Key Not Detected) (MT-008/18)
Headlights
- Noise Complaints From Front Combination Light (09-015/23)
HVAC Control Systems
- Air Conditioning Musty/Mildew Odor (07-006/07)
- Ambient Temperature Is Displayed Lower Than Actual Temperature And A/C Does Not Work Sufficiently (SA-074/22)
- A/C Blows Warm Air While Idling After Restarted Warm Engine (07-005/20)
- Temperature Setting May Not Change When Operated Very Slowly (07-002/20)
Infotainment
- Updated Software Release For Concerns With MAZDA Connect Infotainment System (2019-2022 MAZDA3 And 2020-2022 CX-30 Without Turbo) (16-008/23)
- White Lines Appear In Instrument Cluster (09-020/23)
- Wrong Vehicle Location In GPS With DTCS B119F:01, B119F:13 And/Or B119F:2B Stored (09-021/20)
Interior/Exterior Trim
- SUNVISOR(S) Do Not Stay In Fully Retracted Position (09-012/25)
- Front Door Interferes With Rear Door Garnish (09-051/24)
- Rear Console Lid Does Not Slide Smoothly (09-042-24)
- Wrinkles On Leather Seat Surface Of New (Unsold) Vehicle (09-036/24)
- Accumulation Of Water And/Or Sand In Fuel-Filler Lid Box (09-040/23)
- White Stains From Under Outer Mirror Base (09-026/21)
- Water Entry From The Rear Door (09-039/20)
- Upholstery Surface Stains (MT-030/15)
- Proper Usage Of Driver's Floor Mat (09-027/14)
- Exterior Trim Heat Damage (MT-038/16)
- Rear Ultrasonic Sensor Rubber Seal(S) Missing Or Damaged (09-037/20)
Interior/Illumination Lights
- Noise Complaints From Front Combination Light (SA-013/23)
Lubrication System
- Oil Seepage Or Leaks At Engine Front Cover (01-008/24)
- Check Engine Light On With DTC P0524 Or P055F (01-020/18)
Mechanical
- Oil Leakage From Drive Belt Auto TENSIONER And Rattle Noise From Engine Compartment (01-019/19)
- 01-001/22-Body Vibration During Extremely Cold Weather (01-020/19)
- Tapping Noise From Engine (01-006/20)
- Replacement Engine Assembly Failure (MT-014/16)
- Engine No Start (Key Not Detected) (MT-008/18)
Mechanical - Hydraulic
- Rear Brake Noise (SA-051/22)
Mirrors
- White Stains From Under Outer Mirror Base (09-026/21)
- Driver's Side Outer Mirror Glass Vibrates At High Speeds (09-031/21)
Procedures
- MAZDA Guidelines For Factory Scheduled Maintenance (00-004/12)
- Carb Regulation (CALIFORNIA Only) - Mandatory Tire Pressure Check (MT-015/10)
Restraints Control Systems
- Air Bag Warning With DTC B1126:13 Or B1127:13 (08-002/22)
Schedule
- MAZDA Guidelines For Factory Scheduled Maintenance (00-004/12)
Seats
- Squeaking Noise From Rubbing Between Driver's Seat Back And Rear Console Lid (09-016/25)
- Seat Warmer Does Not Operate When Turning Ignition On While Cabin Temperature And/Or Seat Is Warm B1030:13, B1032:13 (09-044/22)
- Wrinkles On Leather Seat Surface Of New (Unsold) Vehicle (09-036/24)
Starter
- 12 Volt Battery Test Procedure Requirements For Warranty (Using The COA-8000PM) (01-054/10)
- Discharged Battery After Vehicle Is Parked For More Than 8 Hours (01-010/20)
- Battery Maintenance (01-029/06)
- Door Lock Will Not Work Using Remote Transmitter And Engine Will Not Start (09-012/21)
- Vehicle Key Or Remote Start Will Not Program (MT-014/15)
- Engine No Start (Key Not Detected) (MT-008/18)
Steering Column
- Knocking Noise From Steering Column While Driving (06-001/22)
- Steering Wheel Off Center Without Drift Or Pull (02-009/16)
Wheel Alignment
- Steering Wheel Off Center Without Drift Or Pull (02-009/16)
Wheels & Tire System
- Dark Stains/Discoloration Appear On Wheels After Cleaning (02-009/13)
- Carb Regulation (CALIFORNIA Only) - Mandatory Tire Pressure Check (MT-015/10)
Window Motors & Regulators
- Windshield Distortion Or Double-Image From Active Driving Display (09-042/22)