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P0339

Crankshaft Position Sensor A Circuit Intermittent

The crankshaft position sensor signal is intermittently cutting out.

SeverityCritical
CategoryEngine
Est. Repair Cost$100-$300
Code TypePowertrain
DIY RepairYes

⚡ Common Causes

⚠️ Symptoms

✅ How to Fix — Step by Step

  • Step 1:Inspect connector and wiring
  • Step 2:Check tone ring for damage
  • Step 3:Replace sensor if fault persists
💡 Pro Tip: Intermittent crank sensor faults can cause unpredictable stalling while driving - treat this as a priority repair even if symptoms seem minor.

Repair Cost Estimate

Full Repair Estimate
$100-$300
DIY Possible?
YES
Severity
Critical

Frequently Asked Questions

What does OBD2 code P0339 mean?+
P0339 stands for Crankshaft Position Sensor A Circuit Intermittent. The crankshaft position sensor signal is intermittently cutting out.
What causes code P0339?+
Loose or corroded connector; Chafed wiring; Damaged reluctor/tone ring; Failing sensor
How do I fix code P0339?+
Inspect connector and wiring; Check tone ring for damage; Replace sensor if fault persists
How much does it cost to fix P0339?+
Estimated repair cost for P0339 is $100-$300.
Is P0339 DIY-friendly?+
Yes — P0339 is generally DIY-friendly with basic tools.

AI Diagnosis

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