Displaying & Reading Trouble Codes
NOTE: This is the only information provided by the manufacturer for reading diagnostic trouble codes for this system. TOYOTA does not provide a procedure for reading diagnostic trouble codes without a scan tool.INSPECT WITH TOYOTA HAND-HELD TESTER
A. ECU Data Monitor (MPX Body ECU)
By using TOYOTA hand-held tester, make a judgement of good or bad and find out a malfunctioning part by the ECU data monitor.
B. Customizing Function (reference)
Use of TOYOTA hand-held tester makes it possible to select the following controls on door lock.