Vitara 4WD L4-2.0L (2003)
Fuel Injector: Testing and Inspection
Inspection
When Using SUZUKI Scan Tool
WARNING: As fuel is injected in this inspection, perform in a well ventilated area and away from open flames.
Use special care to prevent sparking when connecting and disconnecting test lead to and from battery.
1. Install injector (2) and fuel pressure regulator (3) to special tool (injector checking tool).
Special tool
(A): 09912 - 58421
2. Connect special tools (hoses and attachment) to hose and pipe (1) of vehicle.
Special tool
(B): 09912 - 58431
3. Connect special tool (test lead) to injector (2).
Special tool
(D): 09930 - 88530
4. Install suitable vinyl tube onto injector nozzle to prevent fuel from splashing out when injecting.
5. Put graduated cylinder under injector as shown.
6. Operate fuel pump and apply fuel pressure to injector as follows:
a. When using SUZUKI scan tool
i.
Connect SUZUKI scan tool to DLC with ignition switch OFF.
ii. Turn ignition switch ON, clear DTC and select "MISC TEST" mode on SUZUKI scan tool.
iii. Turn fuel pump ON by using SUZUKI scan tool.
