p0340
Moderate
Ford · SUVs
Camshaft Position Sensor A Circuit (Bank 1 or Single Sensor)
Quick Answer
Error code P0340 on your Ford SUVs means: Camshaft Position Sensor A Circuit (Bank 1 or Single Sensor). This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Failed camshaft position sensor
  2. Damaged wiring or connector to the sensor
  3. Corroded sensor connector pins
  4. Damaged reluctor ring on the camshaft
  5. Timing chain stretch affecting sensor signal
How to Fix It
1
Inspect the camshaft position sensor connector for corrosion or loose pins
2
Test the sensor with a multimeter for proper resistance values
3
Inspect the wiring harness from the sensor to the PCM for damage or shorts
4
Check the camshaft reluctor ring for missing teeth or debris
5
Replace the camshaft position sensor if it fails testing
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Camshaft position sensor
Sensor O-ring
Wiring connectors
Related Error Codes
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