Avalon XL V6-3.0L (1MZ-FE) (1997)
Key Reminder Switch: Testing and Inspection
Troubleshooting Wireless Door Lock Control System
Symptom Chart
Matrix Chart of Problem Symptoms
Perform troubleshooting of the circuits for the applicable problem symptom in the order given in the chart. Proceed to the chart located for each circuit.
HINT
- Troubleshooting of the wireless door lock control system is based on the premise that the door lock control system is operating normally. Accordingly,
before troubleshooting the wireless door lock control system, first make certain that the door lock control system is operating normally.
- If the instruction "Proceed to next circuit inspection shown on matrix chart" is given in the flow chart for each circuit, proceed to the circuit with the
next highest number in the table to continue the check.
- If the trouble still reappears even through there are no abnormalities in any of the other circuits, check and replace the Wireless Door Lock ECU as the
last step.
Inspection Flow Charts
KEY UNLOCK WARNING SWITCH CIRCUIT
CIRCUIT DESCRIPTION
When the key is inserted in the ignition key cylinder, the key unlock warning switch comes ON, and when the key is not inserted the switch is OFF.
When the key unlock warning switch is ON, the ECU operates the transmitter misoperation prevention function.