Highlander LTD 2WD V6-3.0L (1MZ-FE) (2002)
3. Turn the ignition (starter) switch ON and read the number of blinks of the door open indicator
HINT: When 2 or more codes are output simultaneously, display will be started from the smaller numbered code.
4. When the DTC of the ECU unconnected is displayed, perform an inspection depending on the troubleshooting.
HINT:
- When the communication bus is defective the door open indicator in the meter will not be on and therefore any DTC will not be output.
- When other DTC is output, refer to the DTC table and applicable section.
- When no DTC is output even in the normal condition, problems, such as short-circuit between terminals TC and CG, meter fuses
defective etc., may exist.
- When the door open indicator is always on, wire harness might be short-circuited.
4. INSPECT OUTPUT OF DIAGNOSIS TROUBLE CODE WITH TOYOTA HAND-HELD TESTER
a. Battery Voltage Inspection:
Standard: 10 - 14 V
b. DTC Monitor Code Output Inspection:
1. Connect hand-held tester to the DLC3 and turn the ignition (starter) switch ON, then check the DTC.
HINT:
- When DTC check is impossible, check the following items.
- ECU data monitor is possible (multiplex network body ECU is defective).
- Display shows communication error (refer to new diagnostic system and operations when an error occurred).
2. When the display shows DTC that the ECU is unconnected and the communication bus is defective, perform an inspection depending on
the troubleshooting.
HINT: When other DTC is output, refer to the DTC table and the applicable section.
Clearing Trouble Codes
TOYOTA did not provide a procedure for clearing codes for this system.
Diagnostic Trouble Code Descriptions
For information regarding B, C, P, U and Manufacturer Code Descriptions - See: Testing and Inspection/Diagnostic Trouble Code Descriptions
Diagnostic Trouble Code Tests and Associated Procedures
For information regarding diagnosis of all B, C, P, U and Manufacturer Codes - See: Testing and Inspection/Diagnostic Trouble Code Descriptions
Symptom Related Diagnostic Procedures