Protege LX L4-1489cc 1.5L DOHC MFI (1998)
Vacuum Pump: Testing and Inspection
1. Disconnect the vacuum pump connector.
2. Measure the resistance between the vacuum pump terminals by using an ohmmeter.
3. Connect the battery positive voltage and a ground to the terminals as shown and confirm the operation of the actuator cable.
4. If not as specified, replace the vacuum pump.