
AC–61
AIR CONDITIONING SYSTEM – TROUBLESHOOTING
2 Check blower motor.
P Remove blower motor control (see page AC–99).
C Connect positive (+) lead to terminal 2
of blower motor connector, negative (–) lead to
terminal 1.
OK Blower motor operates smoothly.
2 1
N08820
OK
NG Replace blower motor.
Go to step 3 .
3 Check blower motor control relay.
P Remove blower motor control relay with connectors
still connected
C 1. Turn ignition switch To ON.
2. Operate blower motor.
OK
Terminals Standard Value
GND ↔ Body
Ground Continuity
+B ↔ Body
Ground Battery Positive
Voltage
M+ ↔ Body
Ground Battery Positive
Voltage
M+ ↔ M– Battery Positive
Voltage
SI ↔ Body
Ground 1 ~ 3 V
GND M–
SI +B M+
E01520
OK
NG Replace blower motor control relay.
Repair or replace harness or connector