![]() Try disconnecting the sensor to see if the short and code go away.Scans codes and documents the freeze frame data in order to verify the problemĬlears the codes to verify whether the concern comes backĬhecks the operation of the boost pressure sensor signal and compares it to the MAP sensorĬhecks the turbo boost sensor wiring and connector for any signs of shorts in the harnessĬhecks the turbo boost sensor connector for corroded pins in the connector that may causeĬommon mistakes when diagnosing the P0237 codeįollow these simple guidelines to prevent misdiagnosis: How does a mechanic diagnose the P0237 code? The engine may lack some power during acceleration if the boost sensor circuit is shorted and cannot input the correct amount of boost pressure to the ECM ![]() The engine turbo boost may be turned off by the ECM and the engine will lack power The Check Engine Light will be illuminated and the code set The turbo boost pressure sensor A wiring is shorted to ground between the sensor and the ECM The turbo boost pressure sensor A connector is damaged, causing a short to ground The turbo boost pressure sensor internally shorted to ground P0237 is an OBD-II generic code that is triggered when the Engine Control Module (ECM) detects the intake boost pressure sensor A input circuit low below specifications, indicating a short to ground. Turbocharger Boost Sensor A Circuit Low What the P0237 code means
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