Using SUZUKI Scan Tool
- Connect SUZUKI scan tool to DLC with ignition switch OFF.
Special Tool
(A): SUZUKI scan tool
- Warm up engine to normal operating temperature.
- Check IAC duty and idle speed by using "Data List" mode of SUZUKI scan tool.
Engine idle speed
A/C OFF: 700 r/min .
A/C ON: 750 r/min .
IAC duty at specified idle speed
5 - 40% (at A/C OFF)
- If duty and/or idle speed is out of specifications, check idle air control system referring to DTC P0506 / P0507: Idle Air Control System RPM Lower than Expected / Higher than Expected .
- Check that specified engine idle speed is obtained with A/C ON if vehicle is equipped with A/C. If not, check A/C ON signal circuit and idle air control system.