Suzuki Grand Vitara SQ416/SQ420/420WD

since 1998 release

Repair and operation of the car



Suzuki Grand Vitara
+ General information
+ Maintenance and lubricant
+ 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
+ System of ignition
+ System of start
+ System of release
- Transmissions
   + Mechanical transmission (type 1)
   + Mechanical transmission (type 2)
   - Automatic transmission (4 A/T)
      + General description
      - Diagnostics of the automatic transmission
         System of diagnostics on a board (for the cars which are not equipped with the socket for the monitor)
         System of diagnostics on a board (for the cars equipped with the socket for the monitor)
      + Precautionary measures at diagnostics of malfunctions
      + Visual survey
      + Service out of a workshop
      + System of blocking of brakes
      + Check of system
+ Coupling
+ Transfer
+ Forward and back differentials
+ Windows, mirrors, locks and security measures. Immobilizer
+ Electric equipment


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Diagnostics of the automatic transmission

This car is equipped with the electronic control system of the transmission which controls time of automatic switching up and down, work of TSS etc. according to car traffic conditions.

The electronic control unit has system of diagnostics "onboard" which finds malfunctions in system and anomaly in work of those parts on which exhaust emission of the car depends.

At diagnostics of malfunctions in the transmission, including this system, carefully study diagnostics of the automatic transmission (System of diagnostics on a board (for the cars which are not equipped with the socket for the monitor) and System of diagnostics on a board (for the cars equipped with the socket for the monitor)) and each point of Precautionary measures at diagnostics of malfunctions and for obtaining the correct results perform the procedure of diagnostics according to the Table of diagnostics of the automatic transmission given below.

There are two types of system of diagnostics "onboard" depending on specifications of the car. The type of system of the served car can be determined by that, it has or not a socket for the monitor.


1 — the socket for the monitor