DTC C1237 Pressure Sensor - Other: DTC Detecting Condition
WARNING: This page is about a different car, the 2007 Kia Optima, 2007 Kia Magentis, 2006 Kia Optima, and 2006 Kia Magentis. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTING CONDITION CHART
| Item |
Detecting Condition |
Possible cause |
| DTC Strategy |
|
- Open or short of pressure sensor circuit
- Faulty pressure sensor
- Faulty HECU
|
| Detect Mode |
- Outside the ABS control cycle
- Diagnosis mode
- Failure mode
|
| Enable Conditions |
- If input signal is noisy, Which the gradient of the sensor signal is larger than 15 bar over 25 times in 2 sec, ECU detect the failure.
- Outside an ABS/ESC control, And after normal operation of BLS, If the pressure sensor signal is higher than 20 bar and BLS is low for 3 sec, ECU detects the failure.
|
| Fail Safe |
- Inhibit the ESC control and allow the ABS/EBD control. Meanwhile, stop checking the ESC switch failure under the ESC control.
- The ESC warning lamp is activated.
|