Toyota Sienna Service Manual: DTC check / clear
1. USING INTELLIGENT TESTER
- Hook up the intelligent tester to the DLC3.
- Monitor the ECU data by following the prompts on the tester screen.
HINT: intelligent tester has "Snapshot" function which records the monitored data. Please refer to the intelligent tester operator's manual for further details.
2. DTC CLEAR
- DTC and freeze frame data can be erased by operating the intelligent tester.
Terminals of ECU
1. Instrument Panel Junction Block Assembly
...
Data list / active test
1. DATA LIST
HINT:
By the DATA LIST displayed by the intelligent tester, you
can read the value of the switch, sensor, actuator and so
on without removing any part. Reading the DATA LIST
as the f ...
Other materials:
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:
*: Before measuring the resistance, leave the
vehicle as is for at least 1 minute and do not
...
Disassembly
1. REMOVE TRANSFER COVER GASKET
(a) Remove the transfer gasket from the transfer
assembly.
2. REMOVE TRANSFER CASE BREATHER PLUG
(a) Using a screwdriver and a hammer, remove the
transfer case breather plug from the No. 1 transfer
case cover.
NOTICE:
Be careful not to damage the conta ...
Reassembly
1. INSTALL CENTER CLUSTER MODULE KNOB NO.6
(for Automatic Air Conditioning System)
2. INSTALL CENTER CLUSTER MODULE KNOB NO.5
(for Automatic Air Conditioning System)
3. INSTALL CLOCK ORNAMENT
4. INSTALL PRINTED WIRE INTEGRATION BOARD
SUB-ASSEMBLY (for Automatic Air Conditioning
System)
5. IN ...
