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Toyota Sienna Service Manual: Dynamic laser cruise control system

Toyota Sienna Service Manual / Cruise control / 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 ...

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Blower Motor Circuit
DESCRIPTION The blower motor is operated by signals from the A/C amplifier. Blower motor speed signals are transmitted by changes in the Duty Ratio. Duty Ratio The duty ratio is the ratio of the period of continuity in one cycle. For example, if A is the period of continuity in one cycl ...

How to proceed with troubleshooting
NOTICE: DTCs for the CAN communication system are as follows: U0073, U0100, U0122, U0123, U0124, U0126 and U1101. HINT: If U0235 or U1102 is output alone, the CAN communication is normal 1 CHECK AND CLEAR DTCS HINT: CAN communication DTCs are output when there is an open or short in any ...

Problem symptoms table
Use the table below to find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts. Front A/C: Rear A/C: ...

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