toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Diagram Information and Instructions|Page 2691 > < Diagram Information and Instructions|Page 2689
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Data Link Connector: Description and Operation

DLC1

The DLC1 inside the engine compartment is used for engine adjustment.

DLC2

The DLC2 is provided inside the cabin (located under the left side instrument panel) as a connector exclusively for diagnosis of data from the
engine, automatic transmission, ABS, A/C. Airbag and Cruise Control System to improve serviceability.
Connecting the following terminals of the DLC2 to terminal E1 selects the diagnosis mode shown below.

 DLC2 Terminal ID

Refer to the respective system for the inspection method.

HINT: By connecting the DLC2 up to a monitor specifically designed for use with the DLC2, the diagnosis result for each system can be read
easily.

NOTICE: Never make a mistake with the terminal connection position as this will cause a malfunction.

Diagram Information and Instructions|Page 2691 > < Diagram Information and Instructions|Page 2689