Toyota Venza: Front Power Seat does not Operate with Front Power Seat Switch

Toyota Venza Service Manual / Seat / Front Power Seat Control System(w/ Memory) / Front Power Seat does not Operate with Front Power Seat Switch

DESCRIPTION

Signals are input into the position control ECU and switch assembly. The built-in ECU manages the signals received from the position control ECU and switch assembly, and operates each motor. If the position control ECU and switch assembly receives more than 2 motor operation signals, the motor is stopped. Manual operation is restarted after the position control ECU and switch assembly receives 1 signal only.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1.	CHECK FRONT POWER SEAT OPERATION

(a) Check that each function of the power seat operates normally by using the position control ECU and switch assembly (See page ).

Result	Proceed to
All power seat functions do not operate	A
One or more power seat functions do not operate	B

GO TO OTHER DIAGNOSIS PROCEDURE (One or more Power Seat Motors do not Operate)

2.	CHECK HARNESS AND CONNECTOR (POSITION CONTROL ECU AND SWITCH ASSEMBLY - BATTERY)

(a) Disconnect the T10 position control ECU and switch assembly connectors.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection	Condition	Specified Condition
T10-6 (+B) - Body ground	Always	11 to 14 V

REPAIR OR REPLACE HARNESS OR CONNECTOR

3.	CHECK HARNESS AND CONNECTOR (POSITION CONTROL ECU AND SWITCH ASSEMBLY - BODY GROUND)

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
T10-1 (GND) - Body ground	Always	Below 1 Ω

REPLACE POSITION CONTROL ECU AND SWITCH ASSEMBLY

REPAIR OR REPLACE HARNESS OR CONNECTOR

Short in Sensor with Motor Power Supply Circuit (B2658)

DESCRIPTION This DTC is stored if sensor voltage does not reach the designated voltage while the slide motor is operating. DTC Code DTC Detection Condition Trouble ...

One or more Power Seat Motors do not Operate

DESCRIPTION Signals are input into the position control ECU and switch assembly. The built-in ECU manages the signals received from the position control ECU and switch assembly, and operates each ...

Other materials about Toyota Venza:

Transfer Oil
On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT TRANSFER OIL (a) Remove the No. 1 transfer case plug and gasket. (b) Check that the oil level is between 0 and 5 mm (0 ...

Abnormal Temperature Inside ID1 Tire (C2165/65-C2168/68)
DESCRIPTION Each tire pressure warning valve and transmitter measures the tire internal temperature as well as tire pressure, and transmits the information to the tire pressure warning ECU along with the transmitter ID. If the measured temperature is out ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. DTC CHECK (USING SST CHECK WIRE) (a) Check the DTCs (Current trouble codes). (1) Turn the ignition switch to ON, and wait for approximately 60 seconds. (2) Using SST, connect terminals TC and CG of the DLC3. SST: 09843-18040 NOTICE ...