Automatic Transmission

Fig. 63 A/C Idle-Up Actuator For Auto. Trans.:

1. Warm up the engine to operating temperature.
2. Making sure the A/C is switched off, turn the throttle valve and check the engine speed when fast idle pot just touches the adjusting screw lever. This should occur between 1400 and 1600 RPM.
3. If out of specification, adjust by turning the dash pot adjusting screw, Fig. 63.
4. Turn on the A/C with the blower speed on high.
5. Check the engine idle speed in "D". The idle speed should be 600-650 RPM.
6. If out of specification, adjust by turning the fast idle (F.I.) screw, Fig. 63.