FRONT POWER SEAT CONTROL SYSTEM(w/ Memory) Front Power Seat does not Operate with Front Power Seat Switch
| DTC Code | DTC Name |
|---|---|
| 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 power seat 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
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
CHECK FRONT POWER SEAT OPERATION
Check that each function of the power seat operates normally by using the power seat switch assembly.
Result
Proceed to
All power seat functions do not operate
One or more power seat functions do not operate
One or more power seat functions do not operate GO TO OTHER DIAGNOSIS PROCEDURE (One or more Power Seat Motors do not Operate)
CHECK HARNESS AND CONNECTOR (POSITION CONTROL ECU AND SWITCH ASSEMBLY - BATTERY)
Disconnect the e18 position control ECU and switch assembly connector.
Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection
Condition
Specified Condition
e18-7 (+B1) - Body ground
Always
11 to 14 V
Result
Proceed to
OK
NG
NG REPAIR OR REPLACE HARNESS OR CONNECTOR
CHECK HARNESS AND CONNECTOR (POSITION CONTROL ECU AND SWITCH ASSEMBLY - BODY GROUND)
Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection
Condition
Specified Condition
e18-2 (GND1) - Body ground
Always
Below 1 Ω
Result
Proceed to
OK
NG
NG REPAIR OR REPLACE HARNESS OR CONNECTOR