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Check that the ABS and brake warning lamp illuminates as follows.
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The brake warning lamp is used as EBD warning lamp.
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1.When the ignition switch is turned to the "ON" position, the ABS and brake warning
lamp illuminate for approximately 3 seconds* and then go out.
2.When the ignition switch is turned from the "START" position to the "ON" position,
the ABS and brake warning lamp illuminates for approximately 3 seconds* and then goes
out.
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*: ABS warning lamp may stay ON until the vehicle speed reaches a few km/h.
As far as the ABS-ECU stores any diagnosis code related to the wheel speed sensor malfunction
or the motor malfunction as past trouble, the ABS-ECU continues illuminating ABS warning lamp
until it verifies that the malfunction for that code is resolved (Startup check).
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3.If the illumination is other than the above, check the diagnosis codes.
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