Suzuki SY413 Service Manual page 3506

6-82 ENGINE GENERAL INFORMATION AND DIAGNOSIS
PROCEDURE 021
The vehicle moves off with difficulty (with or without emission of smoke)
Perform DTC check using SUZUKI scan tool.
(Refer to "DIAGNOSTIC TROUBLE CODE (DTC) CHECK".)
If DTC(s) is indicated, go to applicable DTC.
Confirm the fault after checking the condition of the brakes.
Are the idle speed and anti-stall correctly adjusted?
(Refer to "Idle speed inspection and adjustment"
in section 6E3 and "Injection pump settings:
BOSCH equipment (Non-industrial setting)"
in "Overhaul checking tuning manual".)
Is the vehicle fitted with accessories?
No
(power steering, car-phone...)
Switch off these functions.
Is the fault still present?
Is the diesel supply system correct?
(Refer to "Procedure 026"
in "All models diesel diagnosis manual".)
Is the injection pump static timing correct?
(Refer to "Fuel injection pump static timing
adjustment and checking" in section 6E3.)
Are the injectors correct and in good condition?
(Refer to "Injector inspection" in section 6E3.)
Remove the injection pump and have it checked by BOSCH dealer.
(Refer to "Fuel injection pump removal and installation" in section 6E3.)
Yes
Yes
No
Yes
No
Yes
Yes
Yes
No
Carry out the necessary adjustments.
Adjust the idle to maximum.
Make the necessary repairs.
No
Set the injection pump timing.
No
Adjust or replace the faulty injectors.
Special tool
(A): 09912-56510/
OUT0000077
(Pressure gauge)