CHECKING RELAYS


CHECK THE BLOWER RELAY.


Battery voltage
 Checking terminal
 Normal conditions
No current supply
 3 - 4
 No continuity
Terminal 1 (+), terminal 2 (-)
 Continuity exists (2 Ω or less)

A/C RELAY CONTINUITY CHECK


Battery voltage
 Checking terminal
 Normal conditions
No current supply
 3 - 4
 No continuity
Terminal 2 (+), terminal 1 (-)
 Continuity exists (2 Ω or less)

HEATER WATER PUMP RELAY CONTINUITY CHECK


Battery voltage
 Checking terminal
 Normal conditions
No current supply
 3 - 4
 No continuity
Terminal 2 (+), terminal 1 (-)
 Continuity exists (2 Ω or less)