HBB MOTOR RELAY CHECK <Except vehicles without ABS>


<Vehicles without ASTC>
caution Apply battery voltage according to the table below. Never confuse the positive and negative battery terminals, or the diode inside the relay will be damaged.


Motor relay 1
Battery connection
 Tester connection
 Specified condition
-
 4 - 5
 Open circuit

  • Connect battery terminal (+) to terminal 3
  • Connect battery terminal (-) to terminal 1

 4 - 5
 Continuity (Less than 2 ohms)

Motor relay 2
Battery connection
 Tester connection
 Specified condition
-
 2 - 5
 Open circuit

  • Connect battery terminal (+) to terminal 3
  • Connect battery terminal (-) to terminal 1

 2 - 5
 Continuity (Less than 2 ohms)

<Vehicles with ASTC>
caution Apply battery voltage according to the table below. Never confuse the positive and negative battery terminals, or the diode inside the relay will be damaged.


Motor relay 1, 2
Battery connection
 Tester connection
 Specified condition
-
 4 - 5
 Open circuit

  • Connect battery terminal (+) to terminal 3
  • Connect battery terminal (-) to terminal 1

 4 - 5
 Continuity (Less than 2 ohms)