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Home >> Hyundai >> 2003 >> Sonata LX, Standard >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Abs (Anti-Lock Brake System) >> TCS Function >> Abs Warning Lamp Control

Abs Warning Lamp Control

Fig 1: Identifying Warning Indicators On Instrument Cluster
G00961752Courtesy of HYUNDAI MOTOR CO.
  1. ABS warning lamp module

    The active ABS warning lamp module indicates the operating condition of the ABS.

    The ABS warning lamp is turned on under the following conditions.

    • During the initialization phase after ignition switch ON (3 seconds).
    • In the event of inhibition of ABS functions by failure.
    • When the system ECU is shut down even though ignition power is applied.
    • During diagnostic mode.
  2. EBD warning lamp module

    The active EBD warning lamp module indicates the operating condition of the EBD.

    However, in case the parking brake switch is turned on, the EBD warning lamp is always turned on regardless of EBD functions.

    The EBD warning lamp is turned on under the following conditions.

    • During the initialization phase after ignition switch ON. (3 seconds).
    • When the system ECU is shut down even though ignition power is applied.
    • When the parking brake switch is ON or brake fluid is low level.
    • In the event of inhibition of EBD functions by failure.
  3. TCS lamp module

    TCS warning lamp module indicates the operating condition of the TCS.

    The TCS warning lamp is turned on under the following conditions.

    • During the initialization phase after ignition switch ON (3 seconds).
    • In the event of inhibition of TCS functions by failure.
    • When the TCS OFF switch is turned on.
    • During diagnostic mode.
    • TCS warning lamp blinks when the TCS functions are operating (Blinking-2Hz)