Suzuki XL7 2007 Service Manual page 808

1G-8 Fuel System:
Diagnostic Starting Point - Engine Controls
Begin the system diagnosis with "Diagnostic System Check - Vehicle Diagnostic Information: ". The Diagnostic System
Check - Vehicle will provide the following information:
• The identification of the control modules which command the system
• The ability of the control modules to communicate through the serial data circuit
• The identification of any stored DTCs and the codes status
The use of the Diagnostic System Check - Vehicle will identify the correct procedure for diagnosing the system and
where the procedure is located.
Scan Tool Output Controls - Engine Controls - 3.6L (LY7)
Scan Tool Output
Control
Camshaft Actuator
Camshaft Actuator
Solenoid
Cylinder Power
Balance
Engine Speed Control
Diagnostic Information and Procedures
Additional Menu
Selection(s)
This function controls the selected camshaft actuator solenoid. The
normal commanded state is NONE. The system will increase or
decrease the angle of the selected camshaft in 5 degree
increments up to 40 crankshaft degrees. The scan tool initiates the
test when the following conditions are met:
Special Functions/CMP
• The vehicle speed is 0 km/h (0 mph).
Actuator System
• The transmission is in park or neutral.
• The engine speed is between 1,000-1,400 RPM.
The system remains in the commanded state until cancelled by the
scan tool.
This function controls the selected camshaft actuator solenoid. The
normal commanded state is NONE. When commanded ON/OFF,
the ECM turns the camshaft actuator solenoid ON/OFF. The scan
Special Functions/
tool initiates the test when the following conditions are met:
Engine Control Module/
• The ignition is ON with the engine OFF.
CMP Actuator System
• No engine speed is detected.
The system remains in the commanded state until cancelled by the
scan tool.
This function disables the selected fuel injector. The normal
Special Functions/ commanded state is None. The scan tool initiates the test when the
Engine Control Module/ following conditions are met:
Fuel System
• The engine is operating and the engine idle is stable.
• The vehicle speed is 0 km/h (0 mph).
• There are no DTCs set for the vehicle speed sensor.
If the fuel injector was disabled for 30 seconds, fuel injector control
is not allowed again on the same fuel injector for 60 seconds.
This function controls the idle speed override in 25 RPM, 100 RPM,
and 500 RPM increments, from the base idle speed to 1,400 RPM.
The scan tool initiates the test when the following conditions are
Special Functions/
met:
Engine Control Module/
• The transmission is in park or neutral.
Engine Speed/Throttle
• The engine speed is less than 1,000 RPM.
The engine speed will remain in the commanded state until
cancelled by the scan tool.
Description
NOTE
The Misfire Current and Misfire History parameters may
not increment when using this function.