P0335
High severityCrankshaft Position Sensor A Circuit Malfunction
The ECM is not receiving a reliable signal from the crankshaft position sensor. This sensor is critical for engine timing and fuel injection — without it, the engine may not start.
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Common causes of P0335
+2 more causes
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Diagnose P0335 freeCommonly affected vehicles
P0335 can appear on any vehicle — these are the makes where it is most frequently reported.
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