Repair and Diagnosis

You are viewing the "split tree" of links. The tree is cut off at a certain depth to keep the page loading fast, but you may have to click multiple links to get to the content you want.
View "full tree" with all links on one page (will load slowly, but easier to use ctrl-f to search all pages)

Expand All (for easy ctrl-f) Collapse All

• Quick Lookups
  • Common Specs & Procedures
  • DTC Index
    • DTC Index [CYMC, DAYB, DJYA] (1 Of 2)
    • DTC Index [CYMC, DAYB, DJYA] (2 Of 2)
  • Electrical Component Locations
    • Electrical Components Locations & Connector End Views -- Q5
    • Q5 - Component Locations
  • Fluids
  • Technical Bulletins
    • Safety Recalls
    • Technical Service Bulletins
  • Tire Fitment
  • Wiring Diagrams
    • Electrical Components Locations & Connector End Views -- Q5
    • OEM Wiring Diagram [DAYB,DJYA]
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Accessories & Equipment
  • Anti-Theft Systems
    • Front Doors, Central Locking System (1 Of 2)
    • Front Doors, Central Locking System (2 Of 2)
    • Interior Lights, Lamps And Switches
    • Interior Lights, Switches
  • Collision/Avoidance
    • Driver Assistance Systems Front Camera
    • Driver Assistance Systems Front Camera Calibration
    • Lane Change Assistance System
    • Parallel Parking Assist System
    • Parking Aid System
    • Peripheral Camera System
    • Rearview Camera System
    • Wheels, Tires, Wheel Alignment (Suspension, Wheels, Steering)
  • Communication Devices
    • General, Technical Data (Communication)
  • Cruise Control Systems
    • Adaptive Cruise Control (Acc) System
    • Adaptive Cruise Control (Acc) System Adjustment
    • Charging System (Battery, Starter, Generator) & Cruise Control (1 Of 2)
    • Charging System (Battery, Starter, Generator) & Cruise Control (2 Of 2)
    • Wheels, Tires, Wheel Alignment (Suspension, Wheels, Steering)
  • Drivers Assistance Systems - ADAS
    • Driver Assistance Systems Front Camera
    • Driver Assistance Systems Front Camera Calibration
    • Lane Change Assistance System
    • Parallel Parking Assist System
    • Parking Aid System
    • Peripheral Camera System
    • Rearview Camera System
    • Wheels, Tires, Wheel Alignment (Suspension, Wheels, Steering)
  • Entertainment Systems
    • Communication (1 Of 2)
  • Exterior Lights
    • Exterior Lights, Lamps And Switches
    • Exterior Lights, Switches
  • Gauges & Instrument Panels
    • Instruments
  • Infotainment
    • Communication (1 Of 2)
    • Communication (2 Of 2)
  • Interior/Exterior Trim
    • Exterior Equipment (1 Of 2)
    • Exterior Equipment (2 Of 2)
    • General, Technical Data (Body Exterior) (1 Of 2)
    • General, Technical Data (Body Exterior) (2 Of 2)
    • Interior Equipment
    • Interior Trim
  • Interior/Illumination Lights
    • Interior Lights, Lamps And Switches
    • Interior Lights, Switches
  • Mirrors
    • Exterior Equipment (1 Of 2)
    • Exterior Equipment (2 Of 2)
  • Seats
    • Interior Equipment
    • Seat Frames
    • Seat Upholstery, Covers
  • Warning Systems
    • Communication (1 Of 2)
  • Window Motors & Regulators
    • Exterior Equipment (1 Of 2)
    • Exterior Equipment (2 Of 2)
    • Front Doors, Central Locking System (1 Of 2)
    • Front Doors, Central Locking System (2 Of 2)
    • Glass, Window Regulators (1 Of 2)
    • Glass, Window Regulators (2 Of 2)
    • Rear Doors (1 Of 2)
    • Rear Doors (2 Of 2)
  • Wiper/Washer Systems
    • Windshield Washer System
    • Wiper/Washer Systems
  • Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.)
    • OEM Wiring Diagram [DAYB,DJYA]
    • Wires
    • Wiring
• Body & Frame
  • Door Locks
    • Front Doors, Central Locking System (1 Of 2)
    • Front Doors, Central Locking System (2 Of 2)
    • Interior Lights, Lamps And Switches
    • Interior Lights, Switches
  • Exterior Body Panels
    • Body Front (1 Of 2)
    • Body Front (2 Of 2)
    • Bumpers (1 Of 2)
    • Bumpers (2 Of 2)
    • Exterior Equipment (1 Of 2)
    • Exterior Equipment (2 Of 2)
    • Front Doors, Central Locking System (1 Of 2)
    • Front Doors, Central Locking System (2 Of 2)
    • General, Technical Data (Body Exterior) (1 Of 2)
    • General, Technical Data (Body Exterior) (2 Of 2)
    • Hood, Lids (1 Of 2)
    • Hood, Lids (2 Of 2)
    • Rear Doors (1 Of 2)
    • Rear Doors (2 Of 2)
  • Exterior/Interior Trim
    • Exterior Equipment (1 Of 2)
    • Exterior Equipment (2 Of 2)
    • General, Technical Data (Body Exterior) (1 Of 2)
    • General, Technical Data (Body Exterior) (2 Of 2)
    • Interior Equipment
    • Interior Trim
  • Mirrors
    • Exterior Equipment (1 Of 2)
    • Exterior Equipment (2 Of 2)
  • Seats
    • Interior Equipment
    • Seat Frames
    • Seat Upholstery, Covers
  • Sun Roof/T-Top/Convertible Top
    • Sunroof (1 Of 2)
    • Sunroof (2 Of 2)
  • Windows
    • Exterior Equipment (1 Of 2)
    • Exterior Equipment (2 Of 2)
    • Front Doors, Central Locking System (1 Of 2)
    • Front Doors, Central Locking System (2 Of 2)
    • Glass, Window Regulators (1 Of 2)
    • Glass, Window Regulators (2 Of 2)
    • Rear Doors (1 Of 2)
    • Rear Doors (2 Of 2)
• Brakes
  • Anti-Lock Brakes
    • Antilock Brake System
  • Mechanical - Hydraulic
    • General, Technical Data (Brake System)
    • Hydraulic Components (Brake System)
    • Mechanical Components (Brake System)
  • Parking Brake System
    • General, Technical Data (Brake System)
    • Mechanical Components (Brake System)
  • Traction Control
    • Antilock Brake System
• Drivelines & Axles
  • Axle Shafts
    • Final Drive, Differential (7-Speed Dual Clutch Transmission 0CJ, 0CL, 0CK, 0DK, 0DN, 0DP, 0HL)
    • Front Suspension
    • Rear Suspension
  • Differentials & Drive Axles
    • Final Drive, Differential (7-Speed Dual Clutch Transmission 0CJ, 0CL, 0CK, 0DK, 0DN, 0DP, 0HL)
    • Gears, Shafts (7-Speed Dual Clutch Transmission 0CJ, 0CL, 0CK, 0DK, 0DN, 0DP, 0HL)
• Electrical
  • Body Electrical
    • General, Technical Data (Electrical System)
    • OEM Wiring Diagram [DAYB,DJYA]
    • Wires
    • Wiring
  • Charging Systems
    • Charging System (Battery, Starter, Generator) & Cruise Control (1 Of 2)
    • Charging System (Battery, Starter, Generator) & Cruise Control (2 Of 2)
    • General, Technical Data (Electrical System)
  • Component Locations
    • Electrical Components Locations & Connector End Views -- Q5
    • Q5 - Component Locations
  • Fuses & Circuit Breakers
    • Fuse And Relay Diagrams -- Q5
    • Wires
    • Wiring
  • Gauges
    • Instruments
  • Motors, Switches, Relays
    • General, Technical Data (Electrical System)
    • OEM Wiring Diagram [DAYB,DJYA]
    • Wires
    • Wiring
  • Wiring Diagrams
    • Electrical Components Locations & Connector End Views -- Q5
    • OEM Wiring Diagram [DAYB,DJYA]
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Engine Mechanical
  • Blowers, Superchargers & Turbochargers
    • Turbocharger, Supercharger (1 Of 2)
    • Turbocharger, Supercharger (2 Of 2)
  • Cooling Fan
    • Cooling System (1 Of 2)
    • Cooling System (2 Of 2)
  • Cooling System (Mechanical)
    • Cooling System (1 Of 2)
    • Cooling System (2 Of 2)
    • General, Technical Data (Engine) (1 Of 2)
    • General, Technical Data (Engine) (2 Of 2)
  • Exhaust
    • Exhaust System, Emission Controls (1 Of 2)
    • Exhaust System, Emission Controls (2 Of 2)
    • General, Technical Data (Engine) (1 Of 2)
    • General, Technical Data (Engine) (2 Of 2)
    • General, Technical Data (Fuel Supply System)
    • General, Technical Data (Suspension)
  • Fuel System
    • Fuel Supply
    • Fuel Supply (Fuel System EVAP Leak Test)
    • General, Technical Data (Engine) (1 Of 2)
    • General, Technical Data (Engine) (2 Of 2)
    • General, Technical Data (Fuel Supply System)
    • General, Technical Data (Suspension)
    • MULTIPORT Fuel Injection (1 Of 2)
    • MULTIPORT Fuel Injection (2 Of 2)
  • Lubrication System
    • General, Technical Data (Engine) (1 Of 2)
    • General, Technical Data (Engine) (2 Of 2)
    • General, Technical Data (Fuel Supply System)
    • General, Technical Data (Oil Gauge Tester T40178 Service Values)
    • General, Technical Data (Suspension)
    • Lubrication (1 Of 2)
    • Lubrication (2 Of 2)
  • Mechanical
    • Crankshaft, Cylinder Block (1 Of 2)
    • Crankshaft, Cylinder Block (2 Of 2)
    • Cylinder Head, VALVETRAIN (1 Of 2)
    • Cylinder Head, VALVETRAIN (2 Of 2)
    • Engine Assembly (1 Of 2)
    • Engine Assembly (2 Of 2)
    • General, Technical Data (Engine) (2 Of 2)
    • General, Technical Data (Fuel Supply System)
    • General, Technical Data (Suspension)
• Engine Performance
  • Emissions
    • Emission Applications
    • Emission Control Abbreviations
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
  • Engine Control Systems
    • Generic Scan Tool (1 Of 3)
    • Generic Scan Tool (2 Of 3)
    • Generic Scan Tool (3 Of 3)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] - Engine DTC Tables (Engine Control Module --, 2018 My)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] - Engine DTC Tables (Engine Control Module)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] (Diagnostic Procedures)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] (Engine Control Module DTC)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] [Engine DTC Tables]
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] [Transmission DTC Tables]
  • Fuel Delivery
    • Fuel Supply
    • Fuel Supply (Fuel System EVAP Leak Test)
    • General, Technical Data (Engine) (1 Of 2)
    • General, Technical Data (Engine) (2 Of 2)
    • General, Technical Data (Fuel Supply System)
    • General, Technical Data (Suspension)
    • MULTIPORT Fuel Injection (1 Of 2)
    • MULTIPORT Fuel Injection (2 Of 2)
  • Ignition System
    • General, Technical Data (Engine) (1 Of 2)
    • General, Technical Data (Engine) (2 Of 2)
    • General, Technical Data (Fuel Supply System)
    • General, Technical Data (Suspension)
    • Ignition/Glow Plug System (1 Of 2)
    • Ignition/Glow Plug System (2 Of 2)
  • Remove, Overhaul & Install
    • General, Technical Data (Fuel Supply System)
    • General, Technical Data (Suspension)
  • Specifications
    • Firing Order & Cylinder Identification
  • System
    • Generic Scan Tool (1 Of 3)
    • Generic Scan Tool (2 Of 3)
    • Generic Scan Tool (3 Of 3)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] - Engine DTC Tables (Engine Control Module --, 2018 My)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] - Engine DTC Tables (Engine Control Module)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] (Diagnostic Procedures)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] (Engine Control Module DTC)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] [Engine DTC Tables]
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] [Transmission DTC Tables]
  • Testing & Diagnosis
    • Generic Scan Tool (1 Of 3)
    • Generic Scan Tool (2 Of 3)
    • Generic Scan Tool (3 Of 3)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] - Engine DTC Tables (Engine Control Module --, 2018 My)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] - Engine DTC Tables (Engine Control Module)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] (Diagnostic Procedures)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] (Engine Control Module DTC)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] [Engine DTC Tables]
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] [Transmission DTC Tables]
  • Tune-Up
    • General, Technical Data (Engine) (1 Of 2)
    • General, Technical Data (Engine) (2 Of 2)
    • General, Technical Data (Fuel Supply System)
    • General, Technical Data (Suspension)
    • Ignition/Glow Plug System (1 Of 2)
    • Ignition/Glow Plug System (2 Of 2)
  • Wiring Diagrams
    • OEM Wiring Diagram [DAYB,DJYA]
• 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
    • DTC Index [CYMC, DAYB, DJYA] (1 Of 2)
    • DTC Index [CYMC, DAYB, DJYA] (2 Of 2)
  • 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
  • Hoist/Jack
    • General Information
  • Identification
    • CANADIAN Model Cross-Reference
    • General Information
    • General, Technical Data (Engine) (1 Of 2)
    • General, Technical Data (Engine) (2 Of 2)
  • Metric Conversions
    • Engine Displacement Conversion Table - ECAT
    • Metric Conversions
  • OEM General Information
    • Automatic Stop/Start Disable
    • General Information
  • Reset Procedures
    • General Information
    • Maintenance Reminder Light (Reset Procedures)
    • Tire Pressure Monitor Systems
  • Specifications Index
    • Common Specs & Procedures
  • Steering
    • Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
    • Wheel Alignment Theory & Operation - General Information
  • Towing
    • General Information
  • Traction Control Disable Procedures
  • Trouble Shooting - Manual Transmission - General Information
• Heating, Ventilation & A/C (HVAC)
  • A/C Compressor
    • Air Conditioning
    • Air Conditioning (Refrigerant R1234YF Servicing) (1 Of 2)
    • Air Conditioning (Refrigerant R1234YF Servicing) (2 Of 2)
    • Air Conditioning (Refrigerant R134A Servicing) (1 Of 2)
    • Air Conditioning (Refrigerant R134A Servicing) (2 Of 2)
  • General Servicing
    • Air Conditioning
    • Air Conditioning (Refrigerant R1234YF Servicing) (1 Of 2)
    • Air Conditioning (Refrigerant R1234YF Servicing) (2 Of 2)
    • Air Conditioning (Refrigerant R134A Servicing) (1 Of 2)
    • Air Conditioning (Refrigerant R134A Servicing) (2 Of 2)
    • General, Technical Data (HVAC)
    • General, Technical Data (Refrigerant R1234YF Servicing)
  • HVAC Control Systems
    • Air Conditioning
    • Air Conditioning (Refrigerant R1234YF Servicing) (1 Of 2)
    • Air Conditioning (Refrigerant R1234YF Servicing) (2 Of 2)
    • Air Conditioning (Refrigerant R134A Servicing) (1 Of 2)
    • Air Conditioning (Refrigerant R134A Servicing) (2 Of 2)
    • General, Technical Data (HVAC)
    • General, Technical Data (Refrigerant R1234YF Servicing)
    • Heating
• Hybrid/Electric Powertrain
  • Electric Motor Systems
    • Electric Drive
• Maintenance
  • Procedures
    • General Information
    • Maintenance Reminder Light (Reset Procedures)
    • Maintenance, Diagnosis (2018 Fluid Capacity Tables)
    • Maintenance, Diagnosis (Genuine Oils For Warranty)
    • Maintenance, Diagnosis (My 2018 AUDI Maintenance Schedule)
• Restraints
  • Air Bag, SRS
    • General, Technical Data (Body Interior)
    • Passenger Protection, Airbags, Seat Belts
  • Passive Restraints
    • General, Technical Data (Body Interior)
    • Interior Equipment
    • Passenger Protection, Airbags, Seat Belts
• Steering
  • Electronic Steering
    • Wheels, Tires, Wheel Alignment (Suspension, Wheels, Steering)
  • Manual Steering
  • Power Steering
  • Steering Column
  • Steering Control Systems
    • Dynamic Steering System
  • Steering Gear
  • Steering Linkage
• Suspension
  • Electronic Suspension
    • Self-Leveling Suspension
  • Front Suspension
  • Rear Suspension
  • Wheel Alignment
    • AUDI Wheel Alignment Specifications - Q5
    • Wheels, Tires, Wheel Alignment (Suspension, Wheels, Steering)
  • Wheels & Tire System
    • Wheels, Tires And Wheel Alignment (Wheel And Tire Guide General Information)
    • Wheels, Tires, Wheel Alignment (Suspension, Wheels, Steering)
    • Wheels, Tires, Wheel Alignment (Wheel And Tire Guide)
• Transmission
  • Automatic Trans
    • Gears, Shafts (7-Speed Dual Clutch Transmission 0CJ, 0CL, 0CK, 0DK, 0DN, 0DP, 0HL)
  • Clutch (7-Speed Dual Clutch Transmission 0CJ, 0CL, 0CK, 0DK, 0DN, 0DP, 0HL)
  • Manual Trans
    • Final Drive, Differential (7-Speed Dual Clutch Transmission 0CJ, 0CL, 0CK, 0DK, 0DN, 0DP, 0HL)
    • Gears, Shafts (7-Speed Dual Clutch Transmission 0CJ, 0CL, 0CK, 0DK, 0DN, 0DP, 0HL)
  • Transmission Control Systems
    • Controls, Housing (7-Speed Dual Clutch Transmission 0CJ, 0CL, 0CK, 0DK, 0DN, 0DP, 0HL)
    • Generic Scan Tool (1 Of 3)
    • Generic Scan Tool (2 Of 3)
    • Generic Scan Tool (3 Of 3)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] - Engine DTC Tables (Engine Control Module --, 2018 My)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] - Engine DTC Tables (Engine Control Module)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] (Diagnostic Procedures)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] (Engine Control Module DTC)
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] [Engine DTC Tables]
    • Generic Scan Tool (Diagnosis And Testing) [CYMC,DAYB,DJYA] [Transmission DTC Tables]
• External Pages