P0237 is set when the BPS output voltage is below the minimum value of 200mV for more than 2.0 sec. This code is due to short to ground or power circuit open.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
BPS Circuit monitoring | 1. BPS signal circuit short to ground or power circuit open. 2. Faulty BPS | |
Enable Conditions |
•
Ignition switch "ON" | ||
Threshold Value |
•
BPS signal circuit short to ground or power circuit open. | ||
Fail Safe | Fuel Cut |
•
NO | |
EGR Off |
•
NO | ||
Fuel Limit |
•
NO | ||
Check Lamp |
•
NO | ||
