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 Description
SYSTEM DESCRIPTION
1. FRONT POWER SEAT CONTROL SYSTEM DESCRIPTION
The driver seat is equipped with slide, reclining, lifter, front vertical and
lumbar support adjustment functions.
2. FUNCTION OF MAIN COMPONENTS
The following functions are available:
...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use this procedure to troubleshoot the theft deterrent system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
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