Repair and Diagnosis

A L L Diagnostic Trouble Codes ( DTC )
Relays and Modules
- Relays and Modules - Accessories and Optional Equipment
- Relays and Modules - Body and Frame
- Relays and Modules - Brakes and Traction Control
  - Electronic Brake Control Module
- Relays and Modules - HVAC
  - Blower Motor Relay
  - Compressor Clutch Relay
- Relays and Modules - Instrument Panel
  - Audible Warning Device Control Module
  - Instrument Reset Relay
- Relays and Modules - Lighting and Horns
- Relays and Modules - Power and Ground Distribution
- Relays and Modules - Powertrain Management
  - Relays and Modules - Computers and Control Systems
    - Engine Control Module
    - Main Relay (Computer/Fuel System)
  - Relays and Modules - Fuel Delivery and Air Induction
- Relays and Modules - Restraints and Safety Systems
- Relays and Modules - Starting and Charging
  - Charging System Control Module
  - Starter Relay
- Relays and Modules - Windows and Glass
- Relays and Modules - Wiper and Washer Systems
Sensors and Switches
- Sensors and Switches - Accessories and Optional Equipment
  - Parking Assist Distance Sensor
- Sensors and Switches - Body and Frame
- Sensors and Switches - Brakes and Traction Control
- Sensors and Switches - Cooling System
  - Engine - Coolant Temperature Sensor/Switch
- Sensors and Switches - Cruise Control
- Sensors and Switches - Engine
  - Oil Pressure Sender
  - Oil Pressure Sensor
- Sensors and Switches - HVAC
  - Blower Motor Switch
  - Refrigerant Pressure Sensor / Switch
- Sensors and Switches - Instrument Panel
  - Door Switch
  - Fuel Gauge Sender
- Sensors and Switches - Lighting and Horns
- Sensors and Switches - Powertrain Management
- Sensors and Switches - Restraints and Safety Systems
  - Air Bag Deactivation Switch
- Sensors and Switches - Starting and Charging
- Sensors and Switches - Transmission and Drivetrain
  - Sensors and Switches - A/T
- Sensors and Switches - Windows and Glass
  - Power Window Switch
- Sensors and Switches - Wiper and Washer Systems
  - Windshield Washer Switch
  - Wiper Switch
Maintenance
- Alignment
- Tune-up and Engine Performance Checks
- Timing Component Alignment Marks
- Drive Belt
- Filters
- Hoses
- Fluids
- Brake Bleeding
- Air Bag(s) Arming and Disarming
- Fuses and Circuit Breakers
- Service Reminder Indicators
- Wheels and Tires
- Vehicle Lifting
- Service Precautions
  - Technician Safety Information
  - Vehicle Damage Warnings
- Service Intervals
- Service and Repair
- Technical Service Bulletins
Engine, Cooling and Exhaust
- Engine
- Cooling System
- Exhaust System
- Technical Service Bulletins
Powertrain Management
- Relays and Modules - Powertrain Management
  - Relays and Modules - Computers and Control Systems
    - Engine Control Module
    - Main Relay (Computer/Fuel System)
  - Relays and Modules - Fuel Delivery and Air Induction
- Sensors and Switches - Powertrain Management
- Tune-up and Engine Performance Checks
- Computers and Control Systems
- Emission Control Systems
- Fuel Delivery and Air Induction
- Ignition System
- Transmission Control Systems
- PROM - Programmable Read Only Memory
- Application and ID
  - Vehicle Identification Number
  - Vehicle Certification (VC) Label
- Description and Operation
- Diagrams
- Technical Service Bulletins
Transmission and Drivetrain
- Actuators and Solenoids - Transmission and Drivetrain
  - Actuators and Solenoids - A/T
    - Shift Interlock Solenoid
- Automatic Transmission/Transaxle
- Clutch
  - Clutch Hydraulic System
  - Clutch Switch
- Differential Assembly
- Drive Axles, Bearings and Joints
- Drive/Propeller Shafts, Bearings and Joints
- Flex Plate
- Flywheel
- Lamps and Indicators - Transmission and Drivetrain
  - Lamps and Indicators - A/T
    - Transmission Mode Indicator - A/T
- Manual Transmission/Transaxle
  - Flywheel Gear
- Sensors and Switches - Transmission and Drivetrain
  - Sensors and Switches - A/T
- Transmission Control Systems
- Application and ID
- Description and Operation
- Testing and Inspection
- Service and Repair
- Specifications
- Technical Service Bulletins
- Tools and Equipment
  - Electrical / Mechanical Repair
  - Aftermarket Tools
Brakes and Traction Control
- Antilock Brakes / Traction Control Systems
- Brake Bleeding
- Brake Pedal Assy
- Brake Warning Indicator
- Disc Brake System
- Hydraulic System
- Parking Brake System
- Power Brake Assist
- Relays and Modules - Brakes and Traction Control
  - Electronic Brake Control Module
- Sensors and Switches - Brakes and Traction Control
- Application and ID
- Description and Operation
- Testing and Inspection
- Specifications
  - Mechanical Specifications
    - Front Disc Brake
    - Rear Disc Brakes
  - Fluid Type Specifications
- Technical Service Bulletins
- Tools and Equipment
Starting and Charging
- Sensors and Switches - Starting and Charging
- Relays and Modules - Starting and Charging
  - Charging System Control Module
  - Starter Relay
- Battery
- Charging System
- Starting System
- Power and Ground Distribution
- Technical Service Bulletins
Power and Ground Distribution
- Electrical Accessory Panel
- Electronic Noise Suppressor
- Fuse
- Fuse Block
- Micro ISO Relay
- Mini ISO Relay
- Multiple Junction Connector
- Power Distribution Module
- Power Distribution Relay
- Relays and Modules - Power and Ground Distribution
- Relay Box
- Wiring Harness
- Diagrams
- Technical Service Bulletins
Steering and Suspension
- Alignment
- Steering
- Suspension
- Wheels and Tires
- Technical Service Bulletins
Heating and Air Conditioning
- Accumulator HVAC
- Air Door
  - Air Door Actuator / Motor
  - Service Precautions
  - Locations
  - Service and Repair
    - Blend Door
    - Air Door, HVAC
      - Auxiliary Climate Control
      - Main Climate Control
        Air Inlet Duct Door
        Plenum Chamber Door
- Air Duct
- Air Register
- Blower Motor
- Blower Motor Relay
- Blower Motor Resistor
- Blower Motor Switch
- Cabin Air Filter / Purifier
- Compressor HVAC
  - Compressor Clutch
  - Compressor Clutch Coil
  - Compressor Pulley
  - Compressor Shaft Seal
  - Service Precautions
  - Description and Operation
  - Testing and Inspection
  - Locations
  - Service and Repair
  - Specifications
- Compressor Clutch Relay
- Compressor Fitting HVAC
- Condenser HVAC
- Control Assembly
- Coupler HVAC
- Evaporator Case
- Evaporator Core
- Expansion Block/Orifice Tube
- Expansion Valve
- Heater Core
- Heater Core Case
- Heater Hose
- High Pressure Safety Valve HVAC
- Hose/Line HVAC
- Housing Assembly HVAC
- Refrigerant
- Refrigerant Oil
- Refrigerant Pressure Sensor / Switch
- Relays and Modules - HVAC
  - Blower Motor Relay
  - Compressor Clutch Relay
- Sensors and Switches - HVAC
  - Blower Motor Switch
  - Refrigerant Pressure Sensor / Switch
- Service Port HVAC
- Vacuum Harness HVAC
- Vacuum Pump HVAC
- Vacuum Reservoir HVAC
- Service Precautions
  - Environmental Impact Information
  - Technician Safety Information
  - Vehicle Damage Warnings
- Description and Operation
  - A/C Refrigerant System
    - Main Climate Control
    - Auxiliary Climate Control
  - Air Distribution
  - Electronic Climate Control
  - Heating and Defrosting
  - Control Components
  - General Information
    - Basic Principles
    - System Operation
- Testing and Inspection
  - Initial Inspection and Diagnostic Overview
  - Reading and Clearing Diagnostic Trouble Codes
  - Diagnostic Trouble Code Tests and Associated Procedures
  - Symptom Related Diagnostic Procedures
  - Pinpoint Tests
  - Component Tests and General Diagnostics
- Locations
- Service and Repair
  - A/C Component Replacement Requirements
  - Manifold Gauge Set Connection
  - Identifying Refrigerants
  - Handling of Contaminated Refrigerants
  - Air Conditioning System Flushing
  - Evacuation and Charging Procedure
  - Leak Detection
    - Electronic Leak Detection
    - Tracer Dye Leak Detection
  - Refrigerant Discharging and Recovery procedure
  - Refrigerant Oil Addition
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Exploded Views
  - Connector Views
  - Electrical Diagrams
    - Air Conditioner/Heater Diagrams
    - Heater Circuits
- Technical Service Bulletins
- Tools and Equipment
Restraints and Safety Systems
- Repairs and Inspections Required After a Collision
- Air Bag Systems
- Relays and Modules - Restraints and Safety Systems
- Seat Belt Systems
- Sensors and Switches - Restraints and Safety Systems
  - Air Bag Deactivation Switch
- Technical Service Bulletins
Accessories and Optional Equipment
- Accessory Delay Module
  - Accessory Delay Relay
- Antenna
- Antitheft and Alarm Systems
- Collision Avoidance and Parking Assist Systems
- Driver/Vehicle Information Display
- General Module
- Radio, Stereo, and Compact Disc
- Relays and Modules - Accessories and Optional Equipment
- Sensors and Switches - Accessories and Optional Equipment
  - Parking Assist Distance Sensor
- Towing / Trailer System
- Trailer Connector
- Trip Computer
Body and Frame
- Air Bag(s) Arming and Disarming
- Repairs and Inspections Required After a Collision
- Auxiliary Step / Running Board
- Cowl
  - Cowl Moulding / Trim
  - Service and Repair
- Doors, Hood and Trunk
  - Doors
    - Front Door
    - Rear Door
  - Hood
  - Trunk / Liftgate
  - Specifications
- Exterior Moulding / Trim
  - Cowl Moulding / Trim
  - Application and ID
  - Specifications
- Fender
  - Front Fender
- Frame
  - Body / Frame Mount Bushing
  - Cross-Member
  - Frame Extension
  - Trailer Hitch
  - Service Precautions
  - Application and ID
  - Description and Operation
    - Frame and Body Mounting
    - Frame Strength Identification
  - Service and Repair
    - Procedures
    - Removal and Replacement
  - Specifications
- Grille
- Interior Moulding / Trim
  - Console
  - Dashboard / Instrument Panel
  - Glove Compartment
  - Headliner
  - Sun Visor
  - Trim Panel
  - Application and ID
- Locks
  - Door Locks
    - Door Lock Cylinder
    - Specifications
  - Keyless Entry
  - Power Locks
  - Trunk / Liftgate Lock Cylinder
  - Technical Service Bulletins
- Mirrors
  - Power Mirror Switch
  - Description and Operation
  - Testing and Inspection
  - Service and Repair
  - Diagrams
  - Specifications
  - Technical Service Bulletins
  - Tools and Equipment
- Paint, Striping and Decals
  - Paint
- Relays and Modules - Body and Frame
  - Keyless Entry Module
  - Power Door Lock Control Module
  - Power Door Lock Relay
  - Power Seat Control Module
  - Seat Temperature Control Module
- Seats
  - Power Seat Control Module
  - Power Seat Motor
  - Power Seat Switch
  - Seat Back
  - Seat Cushion
  - Seat Temperature Element
  - Seat Temperature Control Module
  - Seat Temperature Switch
  - Seat Latch
  - Seat Track
  - Service Precautions
  - Description and Operation
  - Testing and Inspection
  - Service and Repair
  - Diagrams
  - Specifications
  - Tools and Equipment
- Sensors and Switches - Body and Frame
  - Hood Switch / Sensor
    - Underhood Lamp Switch
  - Power Door Lock Switch
  - Power Mirror Switch
  - Power Seat Switch
  - Seat Temperature Switch
- Sound Proofing / Insulation
- Tailgate
  - Tailgate Interior Trim Panel
  - Tailgate Latch
  - Tailgate Lock Cylinder
  - Tailgate Release Handle
- Unibody
  - Cowl
    - Cowl Moulding / Trim
    - Service and Repair
- Application and ID
- Description and Operation
  - Body
  - Front End Body Panels
- Testing and Inspection
  - Initial Inspection and Diagnostic Overview
  - Symptom Related Diagnostic Procedures
- Locations
  - View 151-13 (Body)
  - View 151-14 (Body)
  - View 151-18 (RH Rear Quarter Panel)
- Specifications
- Technical Service Bulletins
Cruise Control
- Brake Switch (Cruise Control)
- Clutch Switch
- Cruise Control Servo
- Cruise Control Servo Cable
- Cruise Control Switch
- Sensors and Switches - Cruise Control
- Service Precautions
- Description and Operation
  - Principles of Operation
  - System Description
- Testing and Inspection
- Diagrams
- Technical Service Bulletins
- Tools and Equipment
Instrument Panel, Gauges and Warning Indicators
- Audible Warning Device
- Audible Warning Device Control Module
- Brake Warning Indicator
- Charge Lamp/Indicator
- Cigarette Lighter
- Dashboard / Instrument Panel
  - Air Bag(s) Arming and Disarming
  - Description and Operation
  - Service and Repair
  - Specifications
- Door Switch
- Driver/Vehicle Information Display
- Fuel Gauge
- Fuel Gauge Sender
- Instrument Cluster / Carrier
  - Air Bag(s) Arming and Disarming
  - Instrument Panel Bulb
  - Testing and Inspection
  - Service and Repair
    - Conventional
    - Instrument Cluster
  - Tools and Equipment
- Instrument Reset Relay
- Maintenance Required Lamp/Indicator
- Malfunction Indicator Lamp
- Odometer
- Oil Change Reminder Lamp
- Oil Pressure Gauge
- Oil Pressure Sender
- Relays and Modules - Instrument Panel
  - Audible Warning Device Control Module
  - Instrument Reset Relay
- Sensors and Switches - Instrument Panel
  - Door Switch
  - Fuel Gauge Sender
- Speedometer Head
- Tachometer
- Temperature Gauge
- Temperature Sensor (Gauge)
- Transmission Mode Indicator - A/T
- Service Precautions
- Description and Operation
  - Instrument Cluster
  - Instrument Panel Illumination
  - Warning Devices
- Testing and Inspection
  - Initial Inspection and Diagnostic Overview
  - Diagnostic Trouble Code Tests and Associated Procedures
    - Compuvalve Diagnostic Trouble Code (DTC) Index
    - GEM Diagnostic Trouble Code (DTC) Index
  - Symptom Related Diagnostic Procedures
  - Pinpoint Tests
  - Component Tests and General Diagnostics
    - California
    - Except California
  - Scan Tool Testing and Procedures
    - Active Command Indexes
    - Parameter Identification (PIDs)
      - Compuvalve Parameter Identification (PID) Index
      - GEM Parameter Identification (PID) Index
- Locations
  - View 151-8 (Instrument Panel)
  - View 151-9 (Instrument Panel)
  - View 151-19 (Front Overhead Console)
- Service and Repair
  - Seat Belt Minder Deactivating/Activating Procedure
  - Warning Devices
    - Door Open Warning Lamp Switch
    - Key-In-Ignition Warning Switch
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Connector Views
    - Instrument Cluster
    - Overhead Console
  - Electrical Diagrams
- Technical Service Bulletins
- Tools and Equipment
Lighting and Horns
- Backup Lamp
  - Backup Lamp Switch
  - Testing and Inspection
  - Diagrams
  - Tools and Equipment
- Brake Lamp
- Brake Light Switch
- Center Mounted Brake Lamp
- Courtesy Lamp
- Daytime Running Lamp
  - Daytime Running Lamp Relay
  - Daytime Running Lamp Resistor
  - Description and Operation
    - System Description
    - Principles of Operation
  - Testing and Inspection
  - Diagrams
  - Tools and Equipment
- Battery Discharge Protection Relay
- Door Switch
- Exterior Lighting Module
- Hazard Warning Lamps
  - Hazard Flasher Relay
  - Hazard Warning Flasher
  - Hazard Warning Switch
  - Testing and Inspection
  - Diagrams
  - Technical Service Bulletins
- Headlamp
  - Headlamp Bulb
  - Headlamp Dimmer Switch
  - Headlamp Switch
  - Testing and Inspection
  - Adjustments
    - Sealed Beam
    - Aerodynamic
  - Service and Repair
  - Diagrams
  - Technical Service Bulletins
  - Tools and Equipment
- Horn
  - Horn Relay
  - Description and Operation
  - Testing and Inspection
  - Service and Repair
  - Diagrams
  - Specifications
  - Tools and Equipment
- Interior Lighting Module
- Interior Lighting Relay
- License Plate Lamp
- Marker Lamp
- Parking Lamp
  - Parking Lamp Relay
  - Testing and Inspection
  - Service and Repair
  - Diagrams
  - Tools and Equipment
- Relays and Modules - Lighting and Horns
  - Battery Discharge Protection Relay
  - Daytime Running Lamp Relay
  - Exterior Lighting Module
  - Hazard Flasher Relay
  - Horn Relay
  - Interior Lighting Module
  - Interior Lighting Relay
  - Parking Lamp Relay
  - Turn Signal Relay
  - Technical Service Bulletins
- Sensors and Switches - Lighting and Horns
  - Backup Lamp Switch
  - Brake Light Switch
  - Combination Switch
  - Door Switch
  - Hazard Warning Switch
  - Headlamp Dimmer Switch
  - Headlamp Switch
  - Turn Signal Switch
  - Underhood Lamp Switch
- Tail Lamp
- Trailer Lamps
- Turn Signals
  - Combination Switch
  - Turn Signal Flasher
  - Turn Signal Lamp
  - Turn Signal Relay
  - Turn Signal Switch
  - Testing and Inspection
  - Diagrams
  - Technical Service Bulletins
  - Tools and Equipment
- Underhood Lamp
  - Underhood Lamp Switch
  - Technical Service Bulletins
- Description and Operation
  - Exterior Lighting
  - Interior Lighting
- Locations
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Connector Views
  - Electrical Diagrams
- Specifications
- Technical Service Bulletins
Windows and Glass
- Heated Glass Element
- Rear Defogger
- Relays and Modules - Windows and Glass
- Sensors and Switches - Windows and Glass
  - Power Window Switch
- Windows
- Windshield
- Description and Operation
- Testing and Inspection
- Tools and Equipment
Wiper and Washer Systems
- Relays and Modules - Wiper and Washer Systems
- Sensors and Switches - Wiper and Washer Systems
  - Windshield Washer Switch
  - Wiper Switch
- Windshield Washer Pump
- Windshield Washer Relay
- Windshield Washer Reservoir
- Windshield Washer Switch
- Wiper Arm
- Wiper Control Module
- Wiper Motor
- Wiper Motor Linkage
- Wiper Relay
- Wiper Switch
- Description and Operation
  - Description and Operation
  - Principles of Operation
    - Excursion, Super Duty Series, F-250, F-350, F-450, F-550
    - Motorhome
- Testing and Inspection
- Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
Service Precautions
- Technician Safety Information
- Vehicle Damage Warnings
Application and ID
- Vehicle Certification Label
- Vehicle Identification Number
Testing and Inspection
- Initial Inspection and Diagnostic Overview
- Symptom Related Diagnostic Procedures
- Component Tests and General Diagnostics
Locations
- Component Locations
  - A-Z Components List
  - Location Views
- Connector Locations
- Ground Locations
- Splice Locations
Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Exploded Views
- Connector Views
- Electrical Diagrams
- Mechanical Diagrams
- Fluid Diagrams
  - Automatic Transmission/Transaxle
- Vacuum and Vapor Hose Diagrams
- Components
- Connectors
- Grounds
- Splices
Specifications
- Electrical Specifications
- Mechanical Specifications
- Pressure, Vacuum and Temperature Specifications
- Capacity Specifications
- Fluid Type Specifications
Technical Service Bulletins
Diagnostic Trouble Codes