Suzuki Grand Vitara SQ416/SQ420/420WD

Since 1998 of release

Repair and car operation

Suzuka Grandee Vitara
+ The general information
+ Maintenance service and greasing
+ Heater, ventilation and the conditioner
+ Steering
+ Suspension bracket
+ Wheels and tyres
+ Forward приводной a shaft shaft/bearing. An oil epiploon
+ Kardannye shaft
+ Brake system
+ Engines
+ Fuel system
+ Ignition system
+ Start system
+ Release system
+ Transmissions
+ Coupling
+ Transfer
- Forward and back differentials
   - Forward диффренциал
      + The general description
      - Diagnostics
         - The diagnostic table
            The differential module
            The table of diagnostics of a control system of a full drive
            Check of the scheme of management by a full drive
      + Service out of a workshop
   + Back differential
+ Windows, mirrors, locks and security measures. An immobilizer
+ Electric equipment

Diagnostics

The diagnostic table

The differential module

Condition	The possible reason	Elimination
Noise of gear wheels	Old greasing or water impurity in it	Replace greasing
	Insufficient greasing	Add
	The lateral backlash between a leading gear wheel of conic transfer and a gear wheel is badly adjusted	Adjust
	Wrong contact of a teeth in a hook between a leading gear wheel and a gear wheel	Adjust or replace
	Fixing bolts of a gear wheel of conic transfer are weakened	Replace or tighten
	The lateral gear wheel (gear wheels) or lateral tooth gearing is damaged	Replace
Bearing noise	(Constant noise) Old greasing or a water impurity in it	Replace greasing
	(Constant noise) Insufficient greasing	Add
	(Noise at накате) Is damaged the bearing () a conic gear wheel	Replace
	(Noise at turn) Is damaged the lateral bearing () differential or the bearing () axes	Replace
Oil leak	The oil epiploon is worn out or damaged	Replace
	It is too much oil	Adjust oil level
	Bolts of the holder of differential are weakened	Replace or tighten
Error of the switch of a full drive \drive on two wheels	The faulty actuator	Replace
Error of the switch of a full drive \drive on two wheels	Malfunctions in a control system of a full drive	Check up, how it is described in the Table of diagnostics of a control system by a full drive