DESCRIPTION
This circuit is used to read the DTCs that are output from the transponder key ECU assembly with the Techstream.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly is replaced, register the key and ECU communication
ID (See page
).
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (DLC3 - TRANSPONDER KEY ECU AND BODY GROUND) |
|
(a) Disconnect the transponder key ECU assembly connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
D22-9 (D) - D1-7 (SIL) |
Always |
Below 1 Ω |
|
D1-4 (CG) - Body ground |
Always |
Below 1 Ω |
|
D22-9 (D) - Body ground |
Always |
10 kΩ or higher |
|
D1-7 (SIL)- Body ground |
Always |
10 kΩ or higher |
|
*1 |
Front view of wire harness connector (to Transponder Key ECU Assembly) |
|
*2 |
Front view of wire harness connector (to DLC3) |
| OK | |
REPLACE TRANSPONDER KEY ECU ASSEMBLY |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
ECU Power Source CircuitSystem Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Communication Method
Center airbag sensor assembly
Combination meter assembly
Front seat inner belt buckl ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. CHECK FOR FUEL PUMP OPERATION AND INSPECT FOR FUEL LEAK
(a) Check fuel pump operation.
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch to ON and turn the Techstream on.
NOTICE:
Do not start the eng ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
CUSTOMER PROBLEM ANALYSIS
...