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Engine-Codes.com | All About OBDII Engine Codes

P1399 Honda

P1399 Honda - Random Cylinder Misfire Detected

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P1399 Honda Comments |  Add Comment
Possible causes
- Valve clearance out of range
- Blocked EGR (exhaust gas recirculation) Passages


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Tech notes
Adjusting the valves will usually fix this problem.
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When is the code detected?
The control module monitors the crankshaft speed and has detected a misfire condition
Possible symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
- Lack/loss of power
- Hard start
- Engine hesitation
P1399 Honda Description

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

HONDA Technical Service Bulletins for P1399 code
2002 HONDA ODYSSEY Engine And Engine Cooling:engine Details
2003 HONDA ODYSSEY Engine And Engine Cooling:engine Details
2003 HONDA PILOT Engine And Engine Cooling:engine Details
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