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
   + Mechanical transmission (type 1)
   + Mechanical transmission (type 2)
   - Automatic transmission (4 A/T)
      + General description
      + Diagnostics of an automatic transmission
      + Precautionary measures at diagnostics of malfunctions
      - Visual survey
         Main check of automatic transmission
         Tables of diagnostics of malfunctions
         Verification of the electroscheme of light
         Codes of malfunctions
         Check of linear pressure
         Test in garage
         Test on the road
         Manual test on the road
         Delay check
         Check of a motor brake
         Check of a range of "P"
      + Service out of a workshop
      + System of blocking of brakes
      + system Check
+ Coupling
+ Transfer
+ Forward and back differentials
+ Windows, mirrors, locks and security measures. Immobilizer
+ Electric equipment


5917e1e5



Tables of diagnostics of malfunctions

Table of diagnostics of malfunctions 1

Condition

Possible reason

Elimination

TSS does not work

Table of diagnostics A-1

The bottom switch of a full drive or its scheme are faulty

The sensor of temperature of cooling liquid of the engine or its scheme are faulty

The signal scheme "cruise control" is faulty (if is available)

Transfer is not switched to the 4th

The switch of interruption of raising transfer or its scheme are faulty

Table of diagnostics A-2

The bottom switch of a full drive or its scheme are faulty

The sensor of temperature of cooling liquid of the engine or its scheme are faulty

The signal scheme "cruise control" is faulty (if is available)

Table of diagnostics of malfunctions 2

Liquid of an automatic transmission

Condition

Possible reason

Elimination

Low pressure of liquid

The filter of the oil pump got littered

Wash out the filter

The valve of a regulator of pressure is faulty

Repair the valve

High pressure of liquid

Valve of a regulator of pressure

Repair the valve

Work condition

Condition

Possible reason

Elimination

Cannot work in all provisions

Jamming of the valve of a regulator

To replace

The filter of the oil pump got littered

Wash out the filter

Planetary transfer is jammed or broken

Repair or replacement

Faulty manual valve

To replace

Bad work of the 1st speed or excessive soskalzyvaniye in situation "D" or "2"

The valve of 1-2 switchings is faulty

To replace

Gear shifting

Condition

Possible reason

Elimination

Bad switching 1-2, excessive soskalzyvaniye

Jamming of the valve of a regulator

To replace

Jamming of the valve of switching 1-2

To replace

Jamming of the solenoidal valve pereklyucheniya-V

To replace

Jamming of the valve of the intermediate modulator наката

To replace

Bad switching 2-3, excessive soskalzyvaniye

Jamming of the valve of switching 2-3

To replace

Jamming of the solenoidal valve pereklyucheniya-A

To replace

Bad start or breakthroughs in situation "D"

Jamming of the valve of a regulator

To replace

Bad switching 3-4, excessive soskalzyvaniye

Jamming of the valve of switching 3-4

To replace

Jamming of the solenoidal valve pereklyucheniya-V

To replace

Excessive breakthrough when switching 1-2

Jamming of the valve of a regulator

To replace

Faulty accumulator, second brake piston

To replace

Excessive breakthrough when switching 2-3

Jamming of the valve of a regulator

To replace

Faulty accumulator, piston of direct coupling

To replace

Excessive breakthrough when switching 1-2

Jamming of the valve of a regulator

To replace

The blocking system does not work

Jamming of the TSS valve (blocking)

To replace

Jamming of the solenoidal valve No. 2 (TSS solenoidal valve)

To replace

Table of diagnostics of malfunctions 3

Liquid of an automatic transmission

Condition

Possible reason

Elimination

Low pressure of liquid

Leak in the scheme of pressure of oil

Repair

Work condition

Condition

Possible reason

Elimination

Cannot work in all provisions

Wear of the oil pump

To replace

Jamming in the oil pump

To replace

Leak in system of pressure of liquid in the coupling of raising transfer because of wear of the plug of the oil pump

To replace

Faulty hydrotransformer

To replace

Bad work of the 1st speed or excessive soskalzyvaniye in situation "D" or "2"

Leak in system of pressure of liquid from forward coupling because of wear or breakage of an omental ring of the case of raising transfer

To replace

Soskalzyvaniye of coupling of raising transfer

To replace

Cannot work or an excessive soskalzyvaniye in situation "L"

Leak in system of pressure of liquid from forward coupling because of wear or breakage of an omental ring of the case of raising transfer

To replace

Soskalzyvaniye of a disk of a brake of a backing

To replace

It is broken About-shaped the brake piston

To replace

Cannot work or an excessive soskalzyvaniye in the situation "R"

Leak in system of pressure of liquid in the direct coupling because of wear or breakage of an omental ring of the central support

To replace

The direct coupling is worn-out

To replace

Gear shifting

Condition

Possible reason

Elimination

Bad switching 1-2, excessive soskalzyvaniye

Leak in system of pressure of liquid in the coupling of raising transfer because of wear or breakage of an omental ring of the case of raising transfer

To replace

Faulty second brake

To replace

It is broken About-shaped the second brake piston

To replace

The second brake наката (in situation "2") is faulty

To replace

Bad switching 2-3, excessive soskalzyvaniye

Leak in system of pressure of liquid in the coupling of raising transfer because of wear or breakage of an omental ring of the case of raising transfer

To replace

The plug of the direct coupling is worn-out

To replace

Soskalzyvaniye of the direct coupling

To replace

The alien material got to a control ball of the piston of the direct coupling

To replace

Bad start or breakthroughs in situation "D"

Leak in system of pressure of liquid of forward coupling because of wear or breakage of an omental ring of the case of raising transfer

To replace

Malfunction of forward coupling

To replace

Condition

Possible reason

Elimination

Bad switching 3-4, excessive soskalzyvaniye

Faulty brake of raising transfer

To replace

Faulty coupling of raising transfer

To replace

Bad start or tolchkoobrazny movement in the situation "R"

Leak in system of pressure of liquid of the direct coupling because of wear or breakage of an oil omental ring of the central support

To replace

Excessive breakthrough when switching 1-2

The coupling of a free wheeling is faulty

To replace

The blocking system does not work

Faulty hydrotransformer

To replace

Uncharacteristic noise

Condition

Possible reason

Elimination

Uncharacteristic noise in the situation "P" and "N"

The oil pump is worn-out

To replace

The table of diagnostics of malfunctions A-1 (TSS is not blocked)

System description

The electronic control unit switches off the TSS solenoid at any of the following conditions:

  • Switch of a pedal of a brake: INCL.
  • BOTTOM switch of a full drive: INCL.
  • Cruise control module: the team signal OFF TCC (if is available) stands out.
  • Transmission with electronic control (ECT): ECT <30 ° C (86°F)

Identification of malfunctions

  • At carrying out tests on the road choose a place where there is no movement or probabilities of road accident, and be very careful during test not to have an accident.
  • On the road two persons, the driver and the verifier, on the equal road should carry out test.

Step

Action

Yes

No

1

Instructions of the Table of diagnostics of an automatic transmission are executed?

Pass to a step 2

Pass to the Table of diagnostics of an automatic transmission

2

Transmission check (eats) with electronic control:

Warm up the engine to normal working temperature.

Check eats with the help сканирующ. tool. The temperature eats more than 30 ° C (86°F)?

Pass to a step 3

Eats faulty sensor, its scheme or system of cooling of the engine. If everything is normal, replace with the serviceable electronic control unit and recheck

3

Execute test in movement under following conditions and check tension between the terminal of a hitch of the electronic C51 control unit - 1-8 (at G16/J20 engines) and "earth"

* the Normal mode in situation "D"

* Provision of a 2H broadcast

* "Cruise control" is not included (if is available)

* the Pedal of a brake is released

* Move on the car with included TSS

This tension of the battery?

Faulty valve of the TSS solenoid, its scheme or transmission

Pass to a step 4

5

Check of a signal of the switch of a brake:

At the switched-on switch of ignition check tension between the terminal of a hitch of the electronic E61-63 and "zemley" control unit.

Specification of a signal of the switch of a brake

The pedal of a brake is released: 0 Volts

The pedal of a brake is pressed: tension of the battery

Result such, how in the specification?

Pass to a step 6

Faulty switch of a pedal of a brake or its scheme. If everything is normal, replace with the serviceable block of electronic control and recheck

6

Check of a signal of the bottom switch of a full drive

At the switched-on switch of ignition check tension between the terminal of a hitch of the electronic C51 control unit - 1-26 (at G16/J20 engines) and "earth"

Specification of a signal of the bottom switch of a full drive

Provision of switching of a 4L or N broadcast: 0 In

Provision of switching of a 4H or 2H broadcast: tension of the battery

Result such, how in the specification?

Pass to a step 7

Faulty bottom switch of a full drive or its scheme. If everything is normal, replace with the serviceable block of electronic control and recheck

7

On the car there is a kruiz-kontrolya system?

Pass to a step 8

Replace with the serviceable block of electronic control and recheck

8

Signal check "cruise control":

At the switched-on switch of ignition check tension between the terminal of a hitch of the electronic E61-35 control unit (at G16/J20 engines) and "earth"

This tension of the battery?

Replace with the serviceable block of electronic control and recheck

Faulty cruise control module or its scheme. If everything is normal, replace with the serviceable block of electronic control and recheck

The table of diagnostics of malfunctions of A-2 (there is no switching on raising transfer)

System description

The electronic control unit does not switch to raising transfer at any of the following conditions:

  • The switch of interruption of raising transfer: INCL.
  • BOTTOM switch of a full drive: INCL.
  • Cruise control module: the team signal OFF raising transfer (if is available) stands out.
  • Transmission with electronic control (ECT): ECT <30 ° C (86°F)

Identification of malfunctions

  • At carrying out tests on the road choose a place where there is no movement or probabilities of road accident, and be very careful during test not to have an accident.
  • On the road two persons, the driver and the verifier, on the equal road should carry out test.

Step

Action

Yes

No

1

Instructions of the Table of diagnostics of an automatic transmission are executed?

Pass to a step 2

Pass to the Table of diagnostics of an automatic transmission

2

Transmission check (eats) with electronic control:

Warm up the engine to normal working temperature.

Check eats with the help сканирующ. tool. The temperature eats more than 30 ° C (86°F)?

Pass to a step 3

Eats faulty sensor, its scheme or system of cooling of the engine. If everything is normal, replace with the serviceable electronic control unit and recheck

3

Execute test in movement under following conditions and check tension between the terminal of a hitch of the electronic C51 control unit - 1-2 (at G16/J20 engines) and "earth", the terminal of a hitch of the electronic C51 control unit - 1-1 and "earth"

* the Switch of interruption of raising transfer is switched off (A bulb «raising transfer is switched off» does not burn)

* the Normal mode in situation "D"

* Provision of a 2H broadcast

* "Cruise control" is not included (if is available)

* Move on the car on the 4th transfer as it is described in this section in «The gear shifting scheme»

Each tension about 0 Volts?

Faulty valve of the solenoid of switching, its scheme or transmission

Conducting of "G" or “G/R” is closed on a power chain. If everything is normal, pass to a step 4

4

Check of a signal of the switch of interruption of raising transfer:

At the switched-on switch of ignition check tension between the terminal of a hitch of the electronic E61-33 control unit (at G16/J20 engines) and "earth"

The specification of a signal of the switch of interruption of raising transfer

The switch of interruption of raising transfer is switched off: tension of the battery

The switch of interruption of raising transfer is switched on: 0 Volts

Result such, how in the specification?

Pass to a step 5

The faulty switch of interruption of raising transfer or its scheme. If everything is normal, replace with the serviceable block of electronic control and recheck

5

Check of a signal of the bottom switch of a full drive

At the switched-on switch of ignition check tension between the terminal of a hitch of the electronic C51 control unit - 1-26 (at G16/J20 engines) and "earth"

Specification of a signal of the bottom switch of a full drive

Provision of switching of a 4L or N broadcast: 0 In

Provision of switching of a 4H or 2H broadcast: tension of the battery

Result such, how in the specification?

Pass to a step 6

Faulty bottom switch of a full drive or its scheme. If everything is normal, replace with the serviceable block of electronic control and recheck

6

On the car there is a kruiz-kontrolya system?

Pass to a step 7

Replace with the serviceable block of electronic control and recheck

7

Signal check "cruise control":

At the switched-on switch of ignition check tension between the terminal of a hitch of the electronic E61-35 control unit (at G16/J20 engines) and "earth"

This tension of the battery?

Replace with the serviceable block of electronic control and recheck

Faulty cruise control module or its scheme. If everything is normal, replace with the serviceable block of electronic control and recheck