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:
Fail-safe chart
1. FAIL-SAFE FUNCTION
When communication fails in any of the main wires
(communication lines) due to a short circuit or other
causes, the fail-safe function, which is specified for
each system, operates to prevent the system from
malfunctioning.
The table below shows the effects on eac ...
Front No. 2 speaker
COMPONENTS
ON-VEHICLE INSPECTION
1. INSPECT FRONT NO.2 SPEAKER
HINT:
Remove interior parts so that the front No.2 speaker can
be seen.
Check the speaker installation.
OK:
The speaker is securely installed.
If the result is not as specified, reinstall the front
No.2 speak ...
Air outlet control servo motor
ON-VEHICLE INSPECTION
1. INSPECT AIR OUTLET CONTROL SERVO MOTOR
(a) Remove the air outlet control servo motor.
(b) Connect the positive (+) lead from the battery to
terminal 4 and negative (-) lead to terminal 5, then
check that the lever turns to "DEF" position.
(c) Connect ...
