Repair and Diagnosis

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• Quick Lookups
  • Common Specs & Procedures
  • DTC Index
  • Electrical Component Locations
  • Fluids
  • Technical Bulletins
    • Campaigns
    • Safety Recalls
    • Tech Tips
    • Technical Service Bulletins
  • Wiring Diagrams
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Accessories & Equipment
  • Anti-Theft Systems
    • Doors And Liftgate
    • On-Board Diagnostic - Power Liftgate (PLG) Control Module
    • Security And Locks
    • Symptom Troubleshooting - Power Liftgate (PLG) System
    • Symptom Troubleshooting - Security And Locks
  • Collision/Avoidance
    • I-ACTIVSENSE (Service Information)
    • Instrumentation/Driver Info
    • On-Board Diagnostic - 360DEGREES View Monitor Control Module
    • On-Board Diagnostic - Driver Monitoring Camera Unit
    • On-Board Diagnostic - Forward Sensing Camera
    • On-Board Diagnostic - Front Radar Sensor
    • On-Board Diagnostic - Front Side Radar Sensor
    • On-Board Diagnostic - Parking Assist Unit (Optical)
    • On-Board Diagnostic - Parking Assist Unit (Ultrasonic)
    • On-Board Diagnostic - Rear Side Radar Sensor
    • On-Board Diagnostic - Vehicle Control Module (1 Of 4)
    • On-Board Diagnostic - Vehicle Control Module (2 Of 4)
    • On-Board Diagnostic - Vehicle Control Module (3 Of 4)
    • On-Board Diagnostic - Vehicle Control Module (4 Of 4)
    • Symptom Troubleshooting - 360DEGREES View Monitor System
    • Symptom Troubleshooting - Adjustable Speed Limiter (ASL)
    • Symptom Troubleshooting - Blind Spot Monitoring System
    • Symptom Troubleshooting - Distance & Speed Alert (DSA)
    • Symptom Troubleshooting - Driver Attention Alert System
    • Symptom Troubleshooting - Driver Monitoring (Dm)
    • Symptom Troubleshooting - Front Cross Traffic Alert (FCTA)
    • Symptom Troubleshooting - Intelligent Speed Assistance (ISA)
    • Symptom Troubleshooting - Lane Departure Warning System (LDWS)
    • Symptom Troubleshooting - Lane-Keep Assist System
    • Symptom Troubleshooting - MAZDA Radar Cruise Control (MRCC) System
    • Symptom Troubleshooting - Parking Assist System
    • Symptom Troubleshooting - Rear Cross Traffic Alert (RCTA)
    • Symptom Troubleshooting - Smart Brake Support (Rear Crossing) (SBS-RC)
    • Symptom Troubleshooting - Smart Brake Support (Rear) (SBS-R)
    • Symptom Troubleshooting - Smart Brake Support (SBS)
    • Symptom Troubleshooting - Traffic Sign Recognition System (TSR)
  • Communication Devices
    • Body Control System
    • Connectivity Master Unit - Introduction
    • On-Board Diagnostic - Body Control Module (BCM) (1 Of 6)
    • On-Board Diagnostic - Body Control Module (BCM) (2 Of 6)
    • On-Board Diagnostic - Body Control Module (BCM) (3 Of 6)
    • On-Board Diagnostic - Body Control Module (BCM) (4 Of 6)
    • On-Board Diagnostic - Body Control Module (BCM) (5 Of 6)
    • On-Board Diagnostic - Body Control Module (BCM) (6 Of 6)
    • On-Board Diagnostic - Connectivity Master Unit (1 Of 3)
    • On-Board Diagnostic - Connectivity Master Unit (2 Of 3)
    • On-Board Diagnostic - Connectivity Master Unit (3 Of 3)
    • On-Board Diagnostic - Dash-Electrical Supply Unit (2 Of 2)
    • On-Board Diagnostic - Door-Electrical Supply Unit
    • On-Board Diagnostic - HS/Ms - Can (1 Of 2)
    • On-Board Diagnostic - HS/Ms - Can (2 Of 2)
    • On-Board Diagnostic - I-Stop
    • On-Board Diagnostic - LF Control Unit
    • On-Board Diagnostic - Telematics Communication Unit
    • Symptom Troubleshooting - Connectivity Master Unit
  • Cruise Control Systems
    • Cruise Control System
    • Symptom Troubleshooting - MAZDA Radar Cruise Control (MRCC) System
  • Drivers Assistance Systems - ADAS
    • I-ACTIVSENSE (Service Information)
    • Instrumentation/Driver Info
    • On-Board Diagnostic - 360DEGREES View Monitor Control Module
    • On-Board Diagnostic - Driver Monitoring Camera Unit
    • On-Board Diagnostic - Forward Sensing Camera
    • On-Board Diagnostic - Front Radar Sensor
    • On-Board Diagnostic - Front Side Radar Sensor
    • On-Board Diagnostic - Parking Assist Unit (Optical)
    • On-Board Diagnostic - Parking Assist Unit (Ultrasonic)
    • On-Board Diagnostic - Rear Side Radar Sensor
    • On-Board Diagnostic - Vehicle Control Module (1 Of 4)
    • On-Board Diagnostic - Vehicle Control Module (2 Of 4)
    • On-Board Diagnostic - Vehicle Control Module (3 Of 4)
    • On-Board Diagnostic - Vehicle Control Module (4 Of 4)
    • Symptom Troubleshooting - 360DEGREES View Monitor System
    • Symptom Troubleshooting - Adjustable Speed Limiter (ASL)
    • Symptom Troubleshooting - Blind Spot Monitoring System
    • Symptom Troubleshooting - Distance & Speed Alert (DSA)
    • Symptom Troubleshooting - Driver Attention Alert System
    • Symptom Troubleshooting - Driver Monitoring (Dm)
    • Symptom Troubleshooting - Front Cross Traffic Alert (FCTA)
    • Symptom Troubleshooting - Intelligent Speed Assistance (ISA)
    • Symptom Troubleshooting - Lane Departure Warning System (LDWS)
    • Symptom Troubleshooting - Lane-Keep Assist System
    • Symptom Troubleshooting - MAZDA Radar Cruise Control (MRCC) System
    • Symptom Troubleshooting - Parking Assist System
    • Symptom Troubleshooting - Rear Cross Traffic Alert (RCTA)
    • Symptom Troubleshooting - Smart Brake Support (Rear Crossing) (SBS-RC)
    • Symptom Troubleshooting - Smart Brake Support (Rear) (SBS-R)
    • Symptom Troubleshooting - Smart Brake Support (SBS)
    • Symptom Troubleshooting - Traffic Sign Recognition System (TSR)
  • Entertainment Systems
    • Connectivity Master Unit - Introduction
    • Entertainment System
    • On-Board Diagnostic - Connectivity Master Unit (1 Of 3)
    • On-Board Diagnostic - Connectivity Master Unit (2 Of 3)
    • On-Board Diagnostic - Connectivity Master Unit (3 Of 3)
    • On-Board Diagnostic - Light Control Module
    • Symptom Troubleshooting - Active Driving Display
    • Symptom Troubleshooting - Connectivity Master Unit
    • Symptom Troubleshooting - Telematics Communication System
  • Exterior Lights
    • Lighting System
    • Technical Data - Body & Accessories
  • Gauges & Instrument Panels
    • Instrumentation/Driver Info
    • On-Board Diagnostic - Electrical Supply Unit (ESU)
    • On-Board Diagnostic - Instrument Cluster
  • Headlights
    • Lighting System
    • On-Board Diagnostic - Adaptive Front Lighting System Control Module
    • On-Board Diagnostic - Adaptive Led Headlights Control Module
    • Symptom Troubleshooting - High Beam Control (HBC) System
  • Horns
    • Instrumentation/Driver Info
  • Infotainment
    • Connectivity Master Unit - Introduction
    • Entertainment System
    • On-Board Diagnostic - Connectivity Master Unit (1 Of 3)
    • On-Board Diagnostic - Connectivity Master Unit (2 Of 3)
    • On-Board Diagnostic - Connectivity Master Unit (3 Of 3)
    • On-Board Diagnostic - Light Control Module
    • Symptom Troubleshooting - Active Driving Display
    • Symptom Troubleshooting - Connectivity Master Unit
    • Symptom Troubleshooting - Telematics Communication System
  • Interior/Exterior Trim
    • Exterior Trim
    • Interior Trim
  • Interior/Illumination Lights
    • Lighting System
    • Technical Data - Body & Accessories
  • Glass/Windows/Mirrors
  • Seats
    • On-Board Diagnostic - Dash-Electrical Supply Unit (2 Of 2)
    • Seats
    • Symptom Troubleshooting - Position Memory System
    • Symptom Troubleshooting - Power Seat System
    • Symptom Troubleshooting - Seat Warmer System
  • Window Motors & Regulators
    • Glass/Windows/Mirrors
    • Symptom Troubleshooting - Power Window Systems
  • Wiper/Washer Systems
    • Symptom Troubleshooting - Wiper/Washer System
    • Wiper/Washer System
• Body & Frame
  • Aerodynamic Devices
    • Active Air Shutter System
  • Door Locks
    • Doors And Liftgate
    • On-Board Diagnostic - Power Liftgate (PLG) Control Module
    • Security And Locks
    • Symptom Troubleshooting - Power Liftgate (PLG) System
    • Symptom Troubleshooting - Security And Locks
  • Exterior Body Panels
    • Body Panels
    • Doors And Liftgate
    • On-Board Diagnostic - Power Liftgate (PLG) Control Module
    • Symptom Troubleshooting - Power Liftgate (PLG) System
  • Exterior/Interior Trim
    • Exterior Trim
    • Interior Trim
  • Glass/Windows/Mirrors
  • Seats
    • On-Board Diagnostic - Dash-Electrical Supply Unit (2 Of 2)
    • Seats
    • Symptom Troubleshooting - Position Memory System
    • Symptom Troubleshooting - Power Seat System
    • Symptom Troubleshooting - Seat Warmer System
  • Sun Roof/T-Top/Convertible Top
    • Sunroof
  • Windows
    • Glass/Windows/Mirrors
    • Symptom Troubleshooting - Power Window Systems
• Brakes
  • Anti-Lock Brakes
    • Dynamic Stability Control (Service Information)
    • On-Board Diagnostics - Dynamic Stability Control (DSC) (1 Of 2)
    • On-Board Diagnostics - Dynamic Stability Control (DSC) (2 Of 2)
    • Symptom Troubleshooting - Dynamic Stability Control (DSC)]
  • Mechanical - Hydraulic
    • Conventional Brake System
    • Technical Data - Brakes
  • Parking Brake System
    • Parking Brake System
    • Symptom Troubleshooting - Electric Parking Brake
  • Traction Control
    • Dynamic Stability Control (Service Information)
    • On-Board Diagnostics - Dynamic Stability Control (DSC) (1 Of 2)
    • On-Board Diagnostics - Dynamic Stability Control (DSC) (2 Of 2)
    • Symptom Troubleshooting - Dynamic Stability Control (DSC)]
• Drivelines & Axles
  • Axle Shafts
    • Drive Axle Shaft
    • Technical Data - Driveline/Axle
  • Differentials & Drive Axles
    • Rear Differential
    • Symptom Troubleshooting - AWD System
    • Technical Data - Driveline/Axle
  • Driveshaft & Universal Joints
    • Propeller Shaft
    • Technical Data - Driveline/Axle
  • Wheel Hubs
    • Technical Data - Driveline/Axle
    • Wheel Hubs - Rear
    • Wheel Hubs & Steering Knuckle - Front
• Electrical
  • Body Electrical
    • Power Systems
  • Charging Systems
  • Component Locations
  • Fuses & Circuit Breakers
    • Fuses & Circuit Breakers
    • Power Systems
  • Gauges
    • Instrumentation/Driver Info
    • On-Board Diagnostic - Electrical Supply Unit (ESU)
    • On-Board Diagnostic - Instrument Cluster
  • Horns
    • Instrumentation/Driver Info
  • Motors, Switches, Relays
    • Power Systems
  • Starter
    • Engine Starting System (VIN L)
  • Wiring Diagrams
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Engine Mechanical
  • Accessory Drive Belts
    • Engine Drive Belt Routing
    • Engine Mechanical System (VIN L)
  • Auxiliary Emission Control Systems
    • Emission System (VIN L)
  • Cooling Fan
    • Engine Cooling System (VIN L)
  • Cooling System (Mechanical)
    • Engine Cooling System (VIN L)
  • Exhaust System (VIN L)
  • Fuel System (VIN L)
  • Engine Lubrication System (VIN L)
  • Mechanical
    • Engine Mechanical System (VIN L)
    • Intake-Air System (VIN L)
    • Technical Data - Engine (VIN L)
  • Starter
    • Engine Starting System (VIN L)
• Engine Performance
  • Emissions
    • Emission Applications
    • Emission Control Abbreviations
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
  • Engine Control Systems
    • Engine Control System (VIN L)
  • Fuel Delivery
    • Fuel System (VIN L)
  • Ignition System (VIN L)
  • Mode 6 - 1999-2023 MAZDA
  • Specifications
    • Firing Order & Cylinder Identification
  • System
    • On-Board Diagnostic - Engine Control System (VIN L) (1 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (2 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (3 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (4 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (5 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (6 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (7 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (Introduction)
    • On-Board Diagnostic - Introduction
    • Symptom Troubleshooting - Engine (VIN L) (1 Of 2)
    • Symptom Troubleshooting - Engine (VIN L) (2 Of 2)
    • Symptom Troubleshooting - I-Stop
  • Testing & Diagnosis
    • On-Board Diagnostic - Engine Control System (VIN L) (1 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (2 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (3 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (4 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (5 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (6 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (7 Of 7)
    • On-Board Diagnostic - Engine Control System (VIN L) (Introduction)
    • On-Board Diagnostic - Introduction
    • Symptom Troubleshooting - Engine (VIN L) (1 Of 2)
    • Symptom Troubleshooting - Engine (VIN L) (2 Of 2)
    • Symptom Troubleshooting - I-Stop
  • Tune-Up
    • Ignition System (VIN L)
• General Information
  • Abbreviations
    • Commonly Used Abbreviations - General Information
    • Emission Control Abbreviations
  • Basic Trouble Shooting
    • Basic Trouble Shooting - General Information
    • Commonly Used Abbreviations - General Information
    • Emission Control Abbreviations
    • Engine Performance - Trouble Shooting - General Information
  • Brakes
    • Anti-Lock Brake Safety Precautions - General Information
    • Map - Brake Systems
    • Map - Routine Inspection Reference Guide
  • Check Lists
    • Symptom Check List Worksheet - General Information
  • Driveline/Axles
    • Drive Axle Noise Diagnosis - General Information
    • Gear Tooth Contact Patterns - General Information
    • Map - Drive Train & Transmission
    • Trouble Shooting - Clutches - General Information
  • DTC Index
  • Electrical
    • Map - Electrical Systems
    • Using lemon2025'S System Wiring Diagrams
  • Engine
    • Engine Overhaul Procedures - General Information
    • General Cooling System Service - General Information
  • Engine Performance
    • Electrostatic Discharge Warning - General Information
    • Engine Performance Diagnostic Routine Outline - General Information
    • Engine Performance Safety Precautions
    • Map - Engine Performance & Maintenance
    • Parasitic Load Explanation & Test Procedures - General Information
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
    • Waveforms - Injector Pattern Tutorial - General Information
  • Map - Exhaust Systems
  • Heating, Ventilation & A/C (HVAC)
    • Map - Heating, Ventilation, & Air Conditioning
  • Identification
    • CANADIAN Model Cross-Reference
  • Metric Conversions
    • Engine Displacement Conversion Table - ECAT
    • Metric Conversions
  • OEM General Information
  • Maintenance Reminder Light (Reset Procedures)
  • Specifications Index
    • Common Specs & Procedures
  • Steering
    • Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
    • Wheel Alignment Theory & Operation - General Information
  • Traction Control Disable Procedures
  • Trouble Shooting - Manual Transmission - General Information
• Heating, Ventilation & A/C (HVAC)
  • A/C Compressor
    • Basic System - HVAC
    • Technical Data - HVAC
  • General Servicing
    • Basic System - HVAC
    • Cabin Air Filter
    • Refrigerant System
    • Technical Data - HVAC
  • HVAC Control Systems
    • Basic System - HVAC
    • Control System - Auto A/C
    • Control System - Manual A/C
    • On-Board Diagnostic - Auto A/C
    • On-Board Diagnostic - Dash-Electrical Supply Unit (1 Of 2)
    • On-Board Diagnostic - Dash-Electrical Supply Unit (2 Of 2)
    • On-Board Diagnostic - Manual A/C
    • Refrigerant System
    • Symptom Troubleshooting - Auto A/C
    • Symptom Troubleshooting - Manual A/C
    • Technical Data - HVAC
• Hybrid/Electric Powertrain
  • Testing and Diagnosis
    • On-Board Diagnostic - Dc-Dc Converter (MAZDA M Hybrid)
    • On-Board Diagnostic - Integrated Starter Generator (ISG)
    • On-Board Diagnostic - MAZDA M Hybrid Battery
    • On-Board Diagnostics - Electronically Controlled Brake Unit (1 Of 4)
    • On-Board Diagnostics - Electronically Controlled Brake Unit (2 Of 4)
    • On-Board Diagnostics - Electronically Controlled Brake Unit (3 Of 4)
    • On-Board Diagnostics - Electronically Controlled Brake Unit (4 Of 4)
• Maintenance
  • Maintenance Reminder Light (Reset Procedures)
• Restraints
  • Air Bag, SRS
    • Air Bag System (Service Information)
    • On-Board Diagnostic - Airbag System
    • Symptom Troubleshooting - Restraints
  • Restraints Control Systems
    • Seat Belts
  • Seat Belts
• Steering
  • Electronic Steering
    • Electric Power Steering System
    • On-Board Diagnostic - Electric Power Steering (EPS)
    • Steering Wheel Warmer
    • Symptom Troubleshooting - Electric Power Steering (EPS)
    • Symptom Troubleshooting - Steering Warmer
  • Manual Steering
    • Technical Data - Steering
  • Power Steering
    • Technical Data - Steering
  • Steering Column
    • Electric Power Steering System
  • Steering Control Systems
    • Electric Power Steering System
  • Steering Gear
    • Electric Power Steering System
  • Steering Linkage
    • Electric Power Steering System
• Suspension
  • Front Suspension
    • Front Suspension System
    • Technical Data - Suspension
  • Rear Suspension
    • Rear Suspension System
    • Technical Data - Suspension
  • Wheel Alignment
    • MAZDA Wheel Alignment Specifications - CX-30
    • Technical Data - Suspension
    • Wheel Alignment
  • Wheels & Tire System
    • Symptom Troubleshooting - TPMS
    • Technical Data - Suspension
    • Wheel & Tires
• Transmission
  • Automatic Trans
    • Automatic Transaxle (Service Information) - ET6AX-El
    • Automatic Transaxle Shift Mechanism
    • Drive Selection System
    • On-Board Diagnostics - Automatic Transaxle (ET6AX-El)
    • Symptom Troubleshooting - Automatic Transaxle (ET6AX-El)
    • Technical Data - Transaxle
  • Transfer Case
    • All Wheel Drive (AWD) System
    • Transfer Case
  • Transmission Control Systems
    • Automatic Transaxle Shift Mechanism
    • Drive Selection System
• External Pages