P2360 low

ECM/PCM Ignition Off Timer Performance

The P2360 code means the vehicle's onboard diagnostic system has detected: ECM/PCM Ignition Off Timer Performance. This is a low severity code.

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Keep driving?
Yes, but fix soon
DIY difficulty
hard
Estimated cost
$100 - $600 (parts and labor)
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Common Symptoms

  • Check Engine Light on
  • Battery drain when vehicle is parked
  • Emission readiness monitors may not complete
  • No noticeable driveability symptoms

Probable Causes (Ranked by Likelihood)

  • PCM/ECM software glitch or corruption Very High
  • Weak or failing vehicle battery High
  • Parasitic draw from aftermarket accessories Moderate
  • PCM power supply circuit issue Low

Step-by-Step Diagnostic Procedure

  1. Scan for P2360 and review freeze frame data

  2. Test battery voltage and condition with a load tester

  3. Check for parasitic draws with an ammeter

  4. Attempt a PCM reset and reprogram if applicable

Frequently Asked Questions

What does P2360 mean?

P2360 relates to the ECM/PCM ignition-off timer, which tracks how long the engine has been off. This code means the timer is not functioning correctly: ECM/PCM Ignition Off Timer Performance.

Can I drive with P2360?

Yes, this code typically does not affect driveability. However, emission monitors may not complete, which can cause a failed inspection.

How much does it cost to fix P2360?

Repairs range from $100 for a battery replacement to $600+ if the PCM requires reprogramming or replacement.

Sources

This page is built from documented references. Verify against your own service info before repair work.

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