Starter Performance Test - DENSO, MITSUBISHI

DENSO/MITSUBISHI

1. Disconnect the wire from the M terminal.

1. Make the connections as described as shown using as heavy a wire as possible (preferably equivalent to the wire used for the vehicle). To avoid damaging the starter, never leave the battery connected for more than 10 seconds.

1. Connect the battery as shown. Be sure to disconnect the starter motor wire from the solenoid. If the starter pinion moves out, it is working properly.

1. Disconnect the battery from the M terminal. If the pinion does not retract, the hold-in coil of the solenoid is working properly.

1. Disconnect the battery from the starter body. If the pinion retracts immediately, it is working properly.

1. Clamp the starter firmly in a vise.

1. Reconnect the wire to the M terminal.

1. Connect the starter to the battery as described in the diagram below, and check that the motor turns and keeps rotating.

1. If the electric current and motor speed meet the specifications when the battery voltage is at 11 V (MITSUBISHI)/11.5 V (DENSO), the starter is working properly.

   Specifications |
   Electric Current: | 90 A or less
   Motor Speed: |
   MITSUBISHI: | 2,000 rpm (min −1 ) or more
   DENSO: | 3,000 rpm (min −1 ) or more