INSPECTION
With 12 V direct current supplied between horn terminal and case ground, check that the horn sounds properly.
Scheme 1
Measure the horn switch resistance.
Home/Subaru/Forester/Subaru Forester SG (2002-2005)/Repair manual/Communication Devices/Communication System: Diagnosis
Contents
Wiring diagrams Section: Communication Devices- Communication System: Diagnosis
- Communication System: Removal & Installation
- Communication System: Other
- Abbreviations
- Accessory Drive Belts
- Adjustments
- Airbag
- Anti-Lock Brake Systems (Diagnostics): Diagnosis
- Anti-Lock/traction Control
- Application
- Automatic HVAC System
- Automatic Trans
- Automatic Transmission
- Automatic Transmission - Mechanism & Function
- Automatic Transmission: Diagnosis
- Axle Shafts
- Basic Trouble Shooting
- Brakes
- Cabin Air Filter
- Charging System
- Check Lists
- Clutches Manual & Hydraulic
- Communication Devices
- Computer Relearn
- Cooling Fan
- Cooling System (Mechanical)
- Cruise Control Systems
- Diagnostic Connector Locations
- Differentials & Drive Axles
- Door Locks & Anti-Theft Systems
- Driveline/axles
- DTC Index
- Electrical Component Locations
- Emission Applications
- Engine
- Engine Control Systems
- Engine Controls - On-Vehicle Adjustments
- Engine Mechanical (SOHC)
- Engine Performance
- Entertainment Systems
- Exhaust
- Exterior Body Panels
- Exterior Lights
- Fuel Injection (Fuel Systems): Removal & Installation
- Fuel System
- Fuses & Circuit Breakers
- Gauges & Instrument Panels
- General Servicing - All Makes
- Heated Glass/defoggers
- Heater
- Hoist/jack
- Identification
- Lubrication System
- Manual & Power Steering
- Manual Trans
- Mechanical
- Mechanical - Hydraulic
- Metric Conversions
- Mode 6
- Oem General Information
- Passive Restraints
- Pin Voltage Charts
- Removal & Installation
- Restraints
- Specifications
- Starter
- Steering
- Sun Roof/t-Top/convertible Top
- Suspension Front
- Suspension Rear
- Testing & Diagnostics
- Theory & Operation
- Timing Belt
- Traction Control Disable
- Transmission
- Transmission Control Systems
- Wheel & Tire System
- Wheel Alignment
- Windows
- Wiper/washer Systems
