Toyota Sienna Service Manual: Park / Neutral Position Switch Circuit
DESCRIPTION
The clearance warning ECU receives the reverse or park position signal from the park / neutral position switch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT CLEARANCE WARNING ECU
- Disconnect the C9 connector from the clearance warning ECU.
- Measure the voltage according to the value(s) in the table below.
Standard voltage
2 CHECK HARNESS AND CONNECTOR
- Disconnect the connector from the park / neutral position switch.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
3 INSPECT PARK / NEUTRAL POSITION SWITCH
- Disconnect the park / neutral position switch connector P1.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
REPAIR OR REPLACE HARNESS OR CONNECTOR
Adjustment
1. ADJUST BUZZER VOLUME
Turn the knob on the clearance warning ECU to
adjust the volume.
...
Speed Signal Circuit
DESCRIPTION
The clearance warning ECU receives the vehicle speed signal from the
combination meter.
HINT:
A voltage of 12 V or 5 V is output from each ECU and then input to
the combin ...
Other materials:
Data list / active test
1. USING INTELLIGENT TESTER
Connect the intelligent tester to the DLC3.
Monitor the ECU data by following the prompts on
the tester screen.
HINT:
The intelligent tester has a "Snapshot" function
which records the monitored data. Refer to the
intelligent tester ope ...
Disc cannot be Played/ No Playable Files/ Copyright Protection Error/ Disc
cannot be Played/ No Playable Files/ Copyright Protection Error
DTC 62-7D Disc cannot be Played
DTC 62-7E No Playable Files
DTC 62-7F Copyright Protection Error
DTC 63-7D Disc cannot be Played
DTC 63-7E No Playable Files
DTC 63-7F Copyright Protection Error
DESCRIPTION
INSPECTION PROCEDURE
HINT:
After the inspection is completed, clear the DTCs.
1 ...
Check mode procedure
1. CHECK MODE (SIGNAL CHECK): DTC CHECK
Connect the intelligent tester to the DLC3.
) Turn the ignition switch to the ON position.
) Select the "SIGNAL CHECK", and proceed
checking using the intelligent tester.
NOTICE:
Select the "SIGNAL CHECK" from the &q ...
