RELAY CHECK



BLOWER RELAY CONTINUITY CHECK



Battery voltage
Checking terminal
Normal condition
Not applied
3 - 4
No continuity

  • Connect terminal 1 to the positive battery terminal
  • Connect terminal 2 to the negative battery terminal

Continuity exists (2 Ω or less)

A/C COMPRESSOR RELAY CONTINUITY CHECK



Battery voltage
Checking terminal
Normal condition
Not applied
3 - 4
No continuity

  • Connect terminal 2 to the positive battery terminal
  • Connect terminal 1 to the negative battery terminal

Continuity exists (2 Ω or less)

PTC HEATER RELAY 1 CONTINUITY CHECK



Battery voltage
Checking terminal
Normal condition
Not applied
2 - 4
No continuity

  • Connect terminal 3 to the positive battery terminal
  • Connect terminal 1 to the negative battery terminal

Continuity exists (2 Ω or less)

PTC HEATER RELAY 2 CONTINUITY CHECK



Battery voltage
Checking terminal
Normal condition
Not applied
2 - 4
No continuity

  • Connect terminal 3 to the positive battery terminal
  • Connect terminal 1 to the negative battery terminal

Continuity exists (2 Ω or less)

PTC HEATER RELAY 3 CONTINUITY CHECK



Battery voltage
Checking terminal
Normal condition
Not applied
3 - 4
No continuity

  • Connect terminal 1 to the positive battery terminal
  • Connect terminal 2 to the negative battery terminal

Continuity exists (2 Ω or less)