Probe V6-153 2.5L DOHC (1994)
Idle Speed: Adjustments
Adjustment Screw
1. Warm engine to operating temperature. Connect tachometer.
Data Link Connector
2. Turn engine and all accessories Off. Ground Powertrain Control Module (PCM) Self-Test Input (STI) pin at data link connector.
3. Start engine check idle speed. If not within specification, correct with idle speed adjustment screw.
IDLE SPEED: 600 - 700 rpm
4. Turn engine Off, remove STI ground, and let engine cool.
5. Start cold engine; idle speed should be higher than when warm.
