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 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
NOTICE:
...
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. Terminal of ECU
(*1): Models with dynamic laser cruise control
(*2): 2WD model
2. Terminal Inspection
(a) Disconnect the connector and measure the voltage
or resistance on the wire harness side.
HINT:
Voltage cannot be measured with the connector
connected to the skid control ECU ...
Engine coolant
The coolant level is satisfactory if it is between the “FULL” and “LOW”
lines on the reservoir when the engine is cold.
Reservoir cap
“FULL” line
“LOW” line
If the level is on or below the
“LOW” line, add coolant up to the
“FULL” line.
Coolant selection
On ...
Power Back Door Warning Buzzer does not Sound
DESCRIPTION
The power back door system uses a warning buzzer built into the
back door, which has 3 ways of
sounding that are used differently according to the situations:
When all the following conditions are met, the warning buzzer sounds at
a cycle of 0.3 seconds:
* The ignitio ...
