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:
Inspection
1. INSPECT TIRE PRESSURE WARNING RESET SWITCH
(a) Remove the tire pressure warning reset switch.
(b) Measure the resistance between terminals 1 and 2
of the tire pressure warning reset switch when the
tire pressure warning switch is ON and OFF.
Standard resistance
If the result is not as ...
Diagnostic trouble code chart
HINT:
If a trouble code is displayed during the DTC check, check
the circuit indicated by the DTC. For details of each code,
turn to the page for the respective DTC Code. in the DTC
chart.
Inspect the fuse and relay before investigating the trouble
areas as shown in the table below.
...
Heated oxygen sensor (for 2wd)
Components
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the
cable from the nagative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
2. REMOVE HEATED OXYGEN SENSOR (for Bank ...
