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ABS Warning Light Remains ON: Description

If any of the following is detected, the ABS warning light remains on.

The skid control ECU connectors are disconnected from the skid control ECU.
There is a malfunction in the skid control ECU internal circuit.
There is an open in the harness between the combination meter and skid control ECU.

HINT:

There is a case that the Techstream cannot be used when the skid control ECU is abnormal.