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 |
System Description
SYSTEM DESCRIPTION
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DESCRIPTION
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IG Power Source Circuit
DESCRIPTION
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WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
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