Toyota Sienna Service Manual: Operation check
1. REMOVE CHECK FUNCTION
- Check that the key reminder warning buzzer sounds.
- With the driver side door closed, insert the key into the ignition key cylinder and then turn the key to LOCK or ACC.
- Check that the buzzer sounds intermittently if the driver side door is opened.
- Check that the key reminder warning buzzer stops.
- Check that the buzzer stops sounding if any of the following operations is performed while the buzzer is sounding:
- Close the driver side door (front door courtesy light switch is off).
- Turn the ignition switch ON.
- Pull out the key from the ignition key cylinder.
Problem symptoms table
KEY REMINDER WARNING SYSTEM
How to proceed with
troubleshooting
HINT:
Use these procedures to troubleshoot the key reminder
warning system.
The intelligent tester should be used in steps 3 and 5.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PRO ...
Terminals of ECU
1. CHECK DRIVER SIDE J/B ASSEMBLY (MULTIPLEX NETWORK BODY ECU)
Disconnect the B6, 1C, 1K and 1L J/B connectors.
Measure the voltage and resistance according to
the value(s) in th ...
Other materials:
Installation
1. INSTALL COMBINATION METER ASSEMBLY
Connect the connectors.
Install the combination meter assembly with the 4
screws.
2. INSTALL INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY
Install the instrument cluster finish panel subassembly
with the 4 clips.
3. C ...
Open or Short Circuit in ABS Motor Relay Circuit
DESCRIPTION
The ABS motor relay supplies power to the ABS pump motor. While the ABS &
TRAC & VSC are
activated, the ECU switches the ABS motor relay ON and operates the ABS pump
motor.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 PERFORM ACTIVE TEST USING INTELLIGENT TESTER (AB ...
How to proceed with
troubleshooting
HINT:
Troubleshoot in accordance with the procedures on the
following pages.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK
3 INSPECT COMMUNICATION FUNCTION OF LARGE-SCALE MULTIPLEX
COMMUNICATION SYSTEM (BEAN)
Use the intelligent tester to check for norma ...
