P1399 HONDA - Random Cylinder Misfire Detected

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

P1399 HONDA Possible Causes

  • Valve clearance out of range
  • Blocked EGR (exhaust gas recirculation) Passages

First diagnose P1399 HONDA code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

P1399 HONDA Tech Notes

Adjusting the valves will usually fix this problem.

Cost of diagnosing the P1399 HONDA code

    Labor: 1.0

    The cost of diagnosing the P1399 HONDA code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

When is the P1399 HONDA code detected?

The control module monitors the crankshaft speed and has detected a misfire condition

P1399 HONDA Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Lack/loss of power
  • Hard start
  • Engine hesitation

P1399 HONDA Meaning

When a misfire occurs, engine speed will fluctuate. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) sensor signal to vary, the Engine Control Module (ECM) can determine that a misfire is occurring.

- Valve clearance out of range

OBDII Code P1399 HONDA - Random Cylinder Misfire Detected - Engine-Codes.com

P1399 HONDA More Information

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