Suzuki Grand Vitara SQ416/SQ420/420WD

since 1998 of release

Repair and car operation



Suzuki Grandee of Wetar
+ General information
+ Maintenance and greasing
+ Heater, ventilation and conditioner
+ Steering
+ Suspension bracket
+ Wheels and tires
+ Forward driving shaft/bearing of a shaft. Oil epiploon
+ Driveshafts
+ Brake system
+ Engines
+ Fuel system
+ ignition System
+ start System
+ release System
+ Transmissions
+ Coupling
+ Transfer
+ Forward and back differentials
+ Windows, mirrors, locks and security measures. Immobilizer
- Electric equipment
   - Body electric equipment
      - Main description of the control unit body electronics
         Arrangement of knots
         Electroconducting scheme
         Self-diagnostics function
         Table of entrance/target signals of the control unit body electronics
         Precautionary measures when diagnosing malfunctions
         Check of a control system by body electronics
      + Codes of diagnostics of malfunctions
      + General description
   + lighting System
   + electric equipment System
   + Tools/information for drivers





General description

Main description of the control unit body electronics

The control unit electronics of a body unites management and relaying functions for the following systems and knots:

  • System of blocking of a door with the electric drive.
  • The system, allowing to get to car salon without a key.
  • Lighting system.
  • Yard keeper and washer of back glass.
  • Dashboard.
  • Internal lighting.
  • The device for giving of a warning sound signal.

Also the control unit electronics of a body has function of self-diagnostics and a communicator for connection of the SUZUKI scanner. Using this scanner, it is possible to track the characteristic of each system (a condition of an entrance signal from each sensor) and to execute check of processes for the purpose of system diagnosing.