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
+ Suspension bracket
+ Wheels and tires
+ Forward driving shaft/bearing of a shaft. Oil epiploon
- Brake system
+ Brake highway/hose / main cylinder of a brake
+ Forward brakes
+ Parking and back brake
- Anti-blocking brake system (ABS)
+ General description
Precautionary measures at diagnostics of problems
Table of diagnostics of malfunctions of ABS
Codes of diagnostics of malfunctions
Check of codes of diagnostics of malfunctions (KDN)
Check of operation of the hydraulic ABS block
+ Fuel system
+ ignition System
+ start System
+ release System
+ Forward and back differentials
+ Windows, mirrors, locks and security measures. Immobilizer
+ Electric equipment
Write down problem details (malfunction, the complaint) and how it arose according to the client.
For this purpose it is possible to use the questionnaire, as shown below to facilitate the collection of information, necessary for the correct analysis and diagnostics.
Check, whether really in a vehicle those problems which the client marked in the Questionnaire for the client and if such symptom is found meet, whether it is possible to consider it as malfunction or equipment refusal. This step should be carried out whenever possible together with the client. When the alarm lamp of ABS works incorrectly, pass to Tables of diagnostics of malfunctions - A, B or C.
Execute Check of a code of diagnostics of malfunction as shown below, write down it and then dump it, having addressed to point Dumping of a code of diagnostics of malfunction (KDN) in this Section.
If the code of malfunction which was displayed once and then is dumped, it is impossible to define to (find) again, at ignition switch inclusion, attempt to diagnose a problem on the basis of KDN which has been written down in this step can lead to incorrect diagnostics or is considerable it complicate. Pass to a step 2 whether to check correctly function of self-diagnostics of the module of management of ABS works.
If the code of malfunction which was displayed once and then is dumped, it is possible to define to (find) again, at ignition switch inclusion, pass to a step 3.
At check conduct a vehicle for speed of 40 km/h more long minutes and check, whether there are problem symptoms (for example, uncharacteristic work of an alarm lamp of ABS).
If the code of malfunction is again confirmed at ignition switch inclusion, check at the driving, described above, is not required. Pass to a step 3.
Again check a code of diagnostics of malfunction, having addressed to subsection Check of a code of diagnostics of malfunction (KDN) in this Section.
Step 4. Diagnostic table of codes of malfunction
According to the Table of diagnostics of malfunctions of ABS for the codes of malfunction confirmed in in a step 3, establish a site of a cause of defect, namely - a sensor, the switch, an assembly plait, the socket, the solenoid, the module of management of ABS or other part and repair or replace faulty elements.
Step 5. The diagnostic table in Head Brake system
Check parts or system which you consider as a possible cause of defect, having addressed to the Diagnostic table in Head Brake system on the basis of the symptoms, noted a vehicle (the symptoms received at performance of steps 1-1, 1-2 and 2) and repair or replace faulty parts if the such are available.
Step 6. Check of periodically appearing problems
Check parts where there can periodically be problems (for example, an assembly plait, the socket and др), having addressed to the Section Interrupting or weak connection in Head the General information and the corresponding chain of codes of the malfunctions noted in steps 1-3.
Step 7. Check and final confirmation
Be convinced that the problem symptom disappeared, and in work of ABS there are no malfunctions. If the carried-out repair was connected with KDN, dump a malfunction code, execute check when driving and be convinced that the normal code is displayed.
Check of an alarm lamp (alarm lamp of a brake)
Check of an alarm lamp of ABS
KDN check (using the SUZUKI scanner)