Toyota Venza: Diagnosis Circuit
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 .gif)
).
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 | .gif) |
REPLACE TRANSPONDER KEY ECU ASSEMBLY |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
ECU Power Source Circuit
DESCRIPTION
This circuit provides power to operate the transponder key ECU assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly is replaced, register the ...
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