Function Test
Start engine to supply vacuum to actuator diaphragm. Observe actuator arm when battery voltage is connected across specified terminals of actuator connector. SeeFigure . If actuator arm does not function as specified, replace actuator.
ACTUATOR FUNCTION TEST
| Application | Actuator Arm Result | |
|---|---|---|
| Apply 12 Volts To Terminal "C" | ||
| & Ground Terminals "A", "B" & "D" | Pull | |
| Apply 12 Volts To Terminal "C" | ||
| & Ground Terminals "A" & "D" | Hold | |
| Apply 12 Volts To Terminal "C" | ||
| & Ground Terminal "A" | Extend | |
| Disconnect All Voltage & Ground | Release | |