B4000 4WD V6-4.0L OHV (1995)
Idle Speed: Testing and Inspection
Preparation
1. Warm up the engine to normal operating temperature.
2. Turn all electrical loads off:
^
Headlamp switch
^
Blower switch
^
Climate control panel switch
Note: If the climate control panel is in DEFROSTER mode, the A/C compressor will be ON. Do not set this mode during ignition timing and
idle speed adjustment or self-diagnostic start up.
3. Place the transmission into N (Neutral) (MT) or P (Park) (AT).
Idle Speed
1. Perform Preparation. (Refer to above.)
2. Connect the SST to the data link connector.
3. Verify idle speed is within specification, using the SST (NGS).
Specifications:
825 ± 25 RPM [AT]
750 ± 25 RPM [MT]
NOTE: Idle speed is preset and is not adjustable.