Normally-open type A
Check for continuity between the terminals.
Scheme 2
- There should be continuity between the No. 1 and No. 2 terminals when power and ground are connected to the No. 3 and No. 4 terminals.
- There should be no continuity between the No. 1 and No. 2 terminals when power is disconnected. (Scheme 2): Checking For Continuity Between Terminals
Normally-open type B
Check for continuity between the terminals.
Scheme 3
- There should be continuity between the No. 1 and No. 3 terminals when power and ground are connected to the No. 2 and No. 4 terminals.
- There should be no continuity between the No. 1 and No. 3 terminals when power is disconnected. (Scheme 3): Checking Continuity Between No. 1 And No. 3 Terminals And Ground
Rear window defogger relay
Check Continuity Between Terminals (Rear Window Defogger Relay). Scheme 4
Front blower motor relay, type 1
Check Continuity Between Terminals (Front Blower Motor Relay, Type 1). Scheme 5
Front blower motor relay, type 2
Check Continuity Between Terminals (Front Blower Motor Relay, Type 2). Scheme 6
Front blower motor relay, type 3
Check Continuity Between Terminals (Front Blower Motor Relay, Type 3). Scheme 7
Normally-open type C
Check for continuity between the terminals .
- There should be continuity between the No. 1 and No. 3 terminals when battery positive terminal is connected to the No. 2 terminal, and battery negative terminal is connected to the No. 4 terminal.
- There should be no continuity between the No. 1 and No. 3 terminals when power is disconnected.
Checking For Continuity Between Terminals. Scheme 8
Rear blower motor relay
Check Continuity Between Terminals (Rear Blower Motor Relay). Scheme 9
Five-terminal type
Check for continuity between the terminals.
Scheme 10
- There should be continuity between the No. 1 and No. 2 terminals when power and ground are connected to the No. 3 and No. 5 terminals.
- There should be continuity between the No. 1 and No. 4 terminals when power is disconnected. (Scheme 10): Check Continuity Between Terminals (Five-Terminal Type)