Toyota Sienna Service Manual: Dynamic laser cruise control system

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:

Problem symptoms table
HINT: If a normal code is displayed during the diagnostic trouble code check although the trouble still occurs, check the electrical circuits for each symptom in the order given in the charts on the following pages and proceed to the page given for troubleshooting. The Matrix Chart is ...

Oxygen (A/F) Sensor Heater Control Circuit
HINT Although the DTC titles say the oxygen sensor, these DTCs relate to the Air-Fuel Ratio (A/F) sensor. Sensor 1 refers to the sensor mounted in front of the Three-Way Catalytic Converter (TWC) and located near the engine assembly. DESCRIPTION Refer to DTC P2195 (See page ES- ...

Diagnosis system
DESCRIPTION (a) When troubleshooting OBD II (On-Board Diagnostics) vehicles, an intelligent tester (complying with SAE J1987) must be connected to the DLC3 (Data Link Connector 3) of the vehicle. Various data in the vehicle's ECM (Engine Control Module) can be then read. (b) OBD II regu ...