Toyota Sienna Service Manual: DTC check / clear
1. CHECK DTC (USING INTELLIGENT TESTER)
- Checking DTCs.
- Connect the intelligent tester to the DLC3.
- Turn the ignition switch ON.
- Read DTCs by following the prompts on the tester screen.
HINT: Refer to the intelligent tester operator's manual for further details.
2. CLEAR DTC (USING INTELLIGENT TESTER)
- Clearing the DTCs from memory.
- Connect the intelligent tester to the DLC3.
- Turn the ignition switch ON.
- Erase the DTCs following the prompts on the tester screen.
HINT: Refer to the intelligent tester operator's manual for further details.
Diagnosis system
1. CHECK DLC3
The vehicle's ECU uses ISO 15765-4 for
communication protocol. The terminal arrangement
of the DLC3 complies with SAE J1962 and matches
the ISO 15765-4 format.
NOT ...
Data list / active test
1. DATA LIST
HINT:
Using the DATA LIST displayed on the intelligent tester,
you can read the value of the switch, sensor, actuator,
etc. without parts removal. Reading the DATA LIST as
the first ...
Other materials:
Terminals of ECU
1. COMBINATION METER ASSEMBLY
*1: with Power Rear No. 2 Seat with Stowing Function
*2: with Theft Deterrent System
Waveform 1 (Reference) : Using an oscilloscope:
OK:
HINT:
As vehicle speed increases, the cycle of the signal
waveform narrows.
Wavefor ...
On-vehicle inspection
1. CHECK ACCELERATOR PEDAL ROD
Check the voltage.
Connect the intelligent tester to the DLC3.
Turn the ignition switch to the ON position.
Turn the intelligent tester on.
Select the menu items: DIAGNOSIS /
ENHANCED OBD II / DATA LIST / ALL /
ACCEL POS ...
Removal
NOTICE:
Always wear safety gloves because the edges of the
seatback frame and seat adjuster are sharp and may
cause injury.
Work must be started more than 90 seconds after the
ignition switch is turned to the LOCK position and the
negative (-) terminal cable is disconnected ...
