P0375 Code - Timing Reference High Resolution Signal 'B' Malfunction

What Does P0375 Mean?

OBD-II Code Decreased engine performance is defined as a Timing Reference High Resolution Signal "B"

The engine control module (PCM) sends a duplicate signal of the crankshaft position sensor (CKP) to the Fuel Injection Control Module (FICM). If the signal to the FICM becomes corrupt, the PCM will set code P0375.

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What are the common causes of P0375 ?

Professional technicians report that the most common causes of this type of code include defective camshaft, crankshaft, and distributor position sensors. Following closely behind is mechanical distributor failure, which is common in high-mileage rear-wheel drive domestic applications. Faulty, damaged, or corroded wiring and electrical connectors are also contributed with failures of a similar nature. PCM failure is possible but rarely occurs.



How do you troubleshoot P0375 ?

Your mechanic may do any of the following to clear P0375:

• Repair or replace faulty connectors
• Repair or replace shorted or open wiring
• Repair or replace the crankshaft position sensor, sensor connector, or crankshaft gear

Searches related to P0375 Code - Timing Reference High Resolution Signal 'B' Malfunction

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