Specifications
TROUBLESHOOTING (ABS/TCS/DYNAMIC STABILITY CONTROL)
P121
P
NO.5 DSC
*2
OPERATES FREQUENTLY/DSC DOES NOT WORK CORRECTLY
*2
: DSC INDICATOR LIGHT
GOES ON AND OFF WHILE DSC OPERATES
A6E699067650W20
Diagnostic procedure
End Of Si e
5
DSC (*2) operates frequently. /DSC does not work correctly.
(*2): DSC indicator light goes on and off while DSC operates.
[TROUBLESHOOTING HINTS]
• DSC HU/CM detected malfunction (input and output device malfunction)
• Poor installation with combine sensor and/or steering angle sensor
(If any of the above sensors are poorly installed, DSC may operate intermittently.)
• When replacing DSC HU/CM, combine sensor or steering angle sensor, initialization is not performed.
(If initialization is not performed correctly, DSC may not work correctly.)
STEP INSPECTION ACTION
1 CHECK DSC HU/CM FOR DTCs
• Check the DTC for the DSC ON-BOARD
DIAGNOSTIC SYSTEM.
• Have DTCs been recorded in memory?
Yes Perform inspection using appropriate DTC.
No Go to next step.
2 VERIFY THAT EACH SENSOR IS INSTALLED
• Are yaw rate sensor, lateral-G sensor and
steering angle sensor securely installed?
Yes Go to next step.
No Install malfunctioning sensor securely.
*3 VERIFY THAT EACH SENSOR IS INITIALIZED
• Did each sensor initialize after replacement
of DTC unit, yaw rate sensor, lateral-G
sensor or steering angle sensor?
Yes Find malfunctioning part according to INTERMITTENT
CONCERN TROUBLESHOOTING.
No Perform initialization.