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Fig. 191: Inspecting Smoke Sensor
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Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
NG: REPLACE SMOKE SENSOR
OK: Go to next step
3.CHECK HARNESS AND CONNECTOR (BATTERY - SMOKE SENSOR) (SEE ELECTRONIC
CIRCUIT INSPECTION PROCEDURE )
a. Measure the resistance according to the value (s) in the table below.
Standard:
BATTERY - SMOKE SENSOR RESISTANCE
b. Measure the voltage according to the value (s) in the table below.
Standard:
BATTERY - SMOKE SENSOR VOLTAGE
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
Tester connectionConditionSpecified condition
S47-1 (GND) - Body groundAlwaysBelow 1 ohms
Tester connectionConditionSpecified condition
S47-3 (+B) - Body groundIG ON10 to 14 V
Page 459 of 4500
Fig. 192: Identifying Terminals Of S47 Smoke Sensor Connector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
OK: Go to next step
4.CHECK HARNESS AND CONNECTOR (LUGGAGE ROOM J/B - SMOKE SENSOR) (SEE
ELECTRONIC CIRCUIT INSPECTION PROCEDURE
)
a. Measure the resistance according to the value (s) in the table below.
Standard:
LUGGAGE ROOM J/B - SMOKE SENSOR RESISTANCE
Tester connectionConditionSpecified condition
L14-16 (SMOK) - S47-2AlwaysBelow 1 ohms
L14-16 (SMOK) - Body groundAlways10 kohms or higher
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Page 461 of 4500
Fig. 193: Checking Harness And Connector (Luggage Room J/B -Smoke Sensor)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: REPLACE LUGGAGE ROOM J/B ECU
CIRCUIT DESCRIPTION
The intelligent swing register is controlled by the A/C amplifier. It is activated by selecting FACE or BI-
LEVEL on the mode select switch and turning the swing register switch on.
WIRING DIAGRAM
Page 462 of 4500
Fig. 194: Intelligent Swing Register Circuit
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INSPECTION PROCEDURE
1.INSPECT AIR CONDITIONING AMPLIFIER
a. Remove the A/C amplifier with connectors still connected.
b. Measure the voltage according to the value (s) in the table below.
Standard:
AIR CONDITIONING AMPLIFIER VOLTAGE
Specified
Page 463 of 4500
NG: Go to STEP 2
Fig. 195: Inspecting Air Conditioning Amplifier
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
OK: Go to STEP 3
2.INSPECT INTELLIGENT SWING REGISTER STEP MOTOR
a. Remove the intelligent swing register.
b. Measure the resistance according to the value (s) in the table below.
Standard:
INTELLIGENT SWING REGISTER STEP MOTOR RESISTANCE
Tester connectionConditioncondition
A12-24 (PS+B) -
Body groundTurn the ignition switch to ON position Turn the mode selector to
FACE or B/L position Swing switch is pressed10 to 14 V
Tester connectionConditionSpecified condition
I18-9 - I18-3 (2)Always279 to 321 ohms
Page 464 of 4500
HINT:
(): Passenger side
NG: REPLACE INTELLIGENT SWING REGISTER
Fig. 196: Inspecting Intelligent Swing Register Step Motor
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
OK: Go to next step
3.CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER - INTELLIGENT
SWING REGISTER) (SEE ELECTRONIC CIRCUIT INSPECTION PROCEDURE
)
a. Measure the resistance according to the value (s) in the table below.
Standard:
I18-9 - I18-4 (1)Always279 to 321 ohms
I18-9 - I18-5 (6)Always279 to 321 ohms
I18-9 - I18-10 (7)Always279 to 321 ohms