DESCRIPTION When a signal is input into the position control ECU and switch assembly, the ECU manages the signals received from the power seat switches, and operates each motors. If the position control ECU and switch assembly receives more than 2 motors 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
(a) Check that each function of the power seat operates normally by using the
power seat switches (See page
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Tundra Service Manual > Touch Select 2-4 And High-low System: Transfer Synchronization Actuator Circuit Open (P17A5,P17A6)
DESCRIPTION This DTC is detected when an open circuit or short to ground is detected in the solenoid coil drive circuit. DTC Code DTC Detection Condition Diagnosis Condition Malfunction Status Malfunction Time Other Trouble Area P17A5 Ignition switch ON (when not switching between 2WD and 4H) Open c ...