Starting System

Starter Performance Test

 4-8  

  1. Disconnect the wires from the S terminal and the M terminal.

  1. 12V BATTERY
  2. BODY (GROUND)
  1. Make a connection as described below using as heavy a wire as possible (preferably equivalent to the wire used for the vehicle).
  2. Connect the battery as shown. If the starter pinion pops out, it is working properly. To avoid damaging the starter, do not leave the battery connected for more than 10 seconds.
  3. Disconnect the battery from the M terminal. If the pinion does not retract, the hold-in coil is working properly. To avoid damaging the starter, do not leave the battery connected for more than 10 seconds.

  1. 12V BATTERY
  2. BODY (GROUND)
  1. Disconnect the battery also from the body. If the pinion retracts immediately, it is working properly. To avoid damaging the starter, do not leave the battery connected for more than 10 seconds.

  1. 12V BATTERY
  2. BODY (GROUND)
  1. Clamp the starter firmly in a vice.
  2. Connect the starter to the battery as described in the diagram below, and confirm that the motor starts and keeps rotating.

  1. STARTER
  2. 12V BATTERY
  1. If the electric current and motor speed meet the specifications when the battery voltage is at 11.5 V, the starter is working properly.

Specifications:

Maker Electric current Motor speed
DENSO

(1.0 Kw)

 90 A or less 3,000 rpm (min-1)

or more
DENSO

(0.8 Kw)

 50 A or less 6,000 rpm (min-1)
MITSUBISHI

(0.8 Kw)

 53 A or less 6,000 rpm (min-1)

or more