TOYOTA CAMRY 1999 Service Manual PDF

I09189
Heater Main
Relay
AC224±01
Z19533
34
5
1212 34 5 AC±70
± AIR CONDITIONINGHEATER MAIN RELAY
2552 Author: Date:
HEATER MAIN RELAY
INSPECTION
1. REMOVE HEATER MAIN RELAY FROM ENGINE
ROOM RELAY BLOCK NO. 1
2. INSPECT HEATER MAIN RELAY
(Marking: HTR RLY) CONTINUITY
ConditionTester connectionSpecified condition
Constant1 ± 3
2 ± 4Continuity
Apply B+ between
terminals 1 and 3.4 ± 5Continuity
If continuity is not as specified, replace the relay.

I09189
Magnetic Clutch
Relay
AC225±01
Z18060
35
1212 3
5
± AIR CONDITIONINGMAGNETIC CLUTCH RELAY
AC±71
2553 Author: Date:
MAGNETIC CLUTCH RELAY
INSPECTION
1. REMOVE MAGNETIC CLUTCH RELAY FROM ENGINE
ROOM RELAY BLOCK NO. 1
2. INSPECT HEATER MAIN RELAY
(Marking: MG CLT RLY) CONTINUITY
ConditionTester connectionSpecified condition
Constant1 ± 2Continuity
Apply B+ between
terminals 1 and 2.3 ± 5Continuity
If continuity is not as specified, replace the relay.

S05390
No. 1 Cooling
Fan Relay
AC226±01
S05387
No. 2 Cooling
Fan Relay
S05388
No. 3 Cooling
Fan Relay
Z12319
1
3
24
1
2 34
N23635
5 1 42
3 AC±72
± AIR CONDITIONINGCOOLING FAN RELAY
2554 Author: Date:
COOLING FAN RELAY
INSPECTION
1. REMOVE NO. 1 COOLING FAN RELAY FROM ENGINE
ROOM JUNCTION BLOCK NO. 2
2. REMOVE NO. 2 COOLING FAN RELAY FROM ENGINE
ROOM RELAY BLOCK NO. 1
3. REMOVE NO. 3 COOLING FAN RELAY FROM ENGINE
ROOM RELAY BLOCK NO. 1
4. INSPECT NO. 1 COOLING FAN RELAY
(Marking: FAN RLY NO. 1) CONTINUITY
ConditionTester connectionSpecified condition
Constant1 ± 2
3 ± 4Continuity
Apply B+ between
terminals 1 and 2.3 ± 4Continuity
If continuity is not as specified, replace the relay.
5. INSPECT NO. 2 COOLING FAN RELAY
(Marking: FAN RLY NO. 2) CONTINUITY
ConditionTester connectionSpecified condition
Constant1 ± 2
3 ± 4Continuity
Apply B+ between
terminals 1 and 2.3 ± 5Continuity
If continuity is not as specified, replace the relay.

Z18060
12 3
5
12 3
5
± AIR CONDITIONINGCOOLING FAN RELAY
AC±73
2555 Author: Date:
6. INSPECT NO. 3 COOLING FAN RELAY
(Marking: FAN RLY NO. 3) CONTINUITY
ConditionTester connectionSpecified condition
Constant1 ± 2Continuity
Apply B+ between
terminals 1 and 2.3 ± 5Continuity
If continuity is not as specified, replace the relay.

AC0N6±02
N20290
21
A AC±74
± AIR CONDITIONINGCONDENSER FAN
2556 Author: Date:
CONDENSER FAN
ON±VEHICLE INSPECTION
1. INSPECT CONDENSER FAN OPERATION
Inspect the fan operation, as shown in the chart below.
Test conditions:

Ignition switch ON

Blower speed control switch position ºHIº

A/C switch ON
ConditionFan operation (Fan speed)
Engine coolant temperature
83°C (181°F) or belowNot rotate
Engine coolant temperature
98°C (208°F) or aboveRotate
Refrigerant pressure is less than
1,520 kPa (15.5 kgf/cm2, 220 psi)Not rotate (Low Speed)
Refrigerant pressure is 1,520 kPa
(15.5 kgf/cm2, 220 psi) or aboveRotate (High Speed)
If operation is not as specified, proceed next inspection.
2. INSPECT CONDENSER FAN MOTOR OPERATION
(a) Disconnect the fan connector.
(b) Connect the battery and ammeter to the connector, as
shown in the illustation.
(c) Check that the fan rotates smoothly, and then check that
the reading on the ammeter.
Specified amperage: 10.1 ± 1.8 A at 20 °C (68 °F)

If operation is not as specified, replace the fan mo-
tor.

If operation is as specified, check the pressure
switch, cooling fan relays and engine coolant temp.
switch.

AC0N7±02
Z19147
Upper Radiator Hose
Fan Condenser Fan Connector
Fan Motor Condenser Fan

Non±reusable partFan Shroud

Clip
± AIR CONDITIONINGCONDENSER FAN
AC±75
2557 Author: Date:
COMPONENTS

AC0N8±02
AC±76
± AIR CONDITIONINGCONDENSER FAN
2558 Author: Date:
REMOVAL
1. 1MZ±FE engine models only:
DRAIN ENGINE COOLANT FROM RADIATOR
HINT:
It is not necessary to drain out all the coolant.
2. 1MZ±FE engine models only:
DISCONNECT UPPER RADIATOR HOSE
3. REMOVE CONDENSER FAN
(a) Disconnect the connector.
(b) Remove the 4 bolts and fan.

AC0N9±02
P19301
Protrusion
± AIR CONDITIONINGCONDENSER FAN
AC±77
2559 Author: Date:
DISASSEMBLY
1. REMOVE FAN
Remove the clip and fan.
NOTICE:
When removing the clip and fan, do not apply too much
force to the motor shaft. And do not scratch the motor
shaft.
HINT:
Install a new clip from the side opposite the protrusion on the
fan.
2. REMOVE FAN MOTOR
(a) Disconnect the lead wire from the fan shroud.
(b) Remove the 3 screws and fan motor.

AC0NA±01
AC±78
± AIR CONDITIONINGCONDENSER FAN
2560 Author: Date:
REASSEMBLY
Reassembly is in the reverse order of disassembly (See page AC±77).

AC0NB±01
± AIR CONDITIONINGCONDENSER FAN
AC±79
2561 Author: Date:
INSTALLATION
Installation is in the reverse order of removal (See page AC±76).