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
   - Forward диффренциал
      + General description
      - Diagnostics
         - Diagnostic table
            Differential module
            Table of diagnostics of a control system of a full drive
            Verification of the scheme of management by a full drive
      + Service out of a workshop
   + Back differential
+ Windows, mirrors, locks and security measures. Immobilizer
+ Electric equipment

Diagnostics

Diagnostic table

Differential module

Condition	Possible reason	Elimination
Noise of gear wheels	Old greasing or water impurity in it	Replace greasing
	Insufficient greasing	Add
	The lateral gap between a leading gear wheel of conic transfer and a gear wheel is badly adjusted	Adjust
	The 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	(Continuous noise) Old greasing or water impurity in it	Replace greasing
	(Continuous noise) Insufficient greasing	Add
	(Noise at roll) the bearing (and) a conic gear wheel Is damaged	Replace
	(Noise at turn) Is damaged the lateral bearing (and) differential or the bearing (and) axes	Replace
Leakage of oil	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	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, how it is described in the Table of diagnostics of a control system by a full drive