Toyota Sienna Service Manual: Dynamic laser cruise control system
- Precaution
- System description
- How to proceed with troubleshooting
- Road test
- Operation check
- Problem symptoms table
- Terminals of ECU
- Diagnosis system
- DTC check / clear
- Fail-safe chart
- Data list / active test
- Diagnostic trouble code chart
TC and CG Terminal Circuit
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the system to enter the
self-diagnostic mode. If a
malfunction is present, DTCs will be output.
HINT:
When a particular warning li ...
Precaution
Keep in mind the following points when inspecting the
dynamic laser cruise control system.
As there is a limitation on the vehicle-to-vehicle distance
controlling capability, do not overl ...
Other materials:
Removal
1. PRECAUTION
CAUTION: Be sure to read "PRECAUTION" thoroughly before
servicing.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to
prevent the airbag working.
3. REMOVE STEERING WHEEL NO.3 COVER LOWER
Using a ...
Inspection
1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR
Using an ohmmeter, measure the resistance
between the terminals.
Standard resistance
If the result is as specified, do not replace the
engine coolant temperature sensor.
If the result is not as specified, replace the
engine ...
Stop light switch
ON-VEHICLE INSPECTION
1. STOP LIGHT SWITCH ASSEMBLY
Check the resistance between the terminals at each
switch position as shown ion the chart.
Resistance
...
