P0237 is set when the voltage below 200mV - mimimum output voltage of BPS - is detected for more than 2.0 sec. This code is due to short to ground in signal circuit.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Voltage monitoring |
•
BPS circuit
•
BPS component | ||
Enable Conditions |
•
IG KEY "ON" | |||
Threshold Value |
•
Output signal below minimum value(below 200mV) | |||
Diagnostic Time |
•
2.0 sec. | |||
Fail Safe | Fuel cut | NO |
•
Boost pressure is fixed at 1000 hpa. | |
EGR Off | YES | |||
Fuel Limit | YES | |||
Check Lamp | NO | |||
