Camshaft Position Sensor A Circuit Intermittent Bank 2

Where it lives

For P0349, the circuit described runs through the sensor. The description of P0349 puts it on bank 2.

Check these first

• An intermittent cam sensor A fault on bank 2
• A loose or corroded sensor A connector
• Wiring chafing on the sensor A circuit
• A worn cam or valve train on bank 2
• A faulty crankshaft position sensor

What to do next

1. Monitor cam position sensor A on bank 2 for dropouts
2. Inspect the sensor A connector and wiring for looseness
3. Wiggle test the harness while watching the signal
4. Check the cam and valve train on bank 2
5. Replace cam position sensor A if it drops out
6. Clear the code and retest

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