× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2010 Honda Odyssey EX 3.5L Misfire, MIL Lamp on
Posted to Asian Driveability on 10/29/2025 12 Replies

replaced plugs and coils, cleaned injectors. unplugged bank 2 O2 and fuel trims went to zero. still misfired. unplugged MAF and cyl's 1&2 stopped misfiring, but #4 still ramps up. no vacuum leaks, fuel is good and good pressure. maybe computer or maybe wir...

12 Replies Received (View Replies)

  Related Documents & Media  2010 Honda Odyssey EX

 
Message Closed w/Summary

car Vehicle Data

2010 Honda Odyssey EX

VIN 5FNRL3H41A
Engine3.5 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI, TB
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle, @3000 RPM

Trouble Codes

P0301Cylinder 1 Misfire Detected
P0302Cylinder 2 Misfire Detected
P0304Cylinder 4 Misfire Detected
Message Closed w/Summary

car Vehicle Data

2010 Honda Odyssey EX

VIN 5FNRL3H41A
Engine3.5 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI, TB
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle, @3000 RPM

Trouble Codes

P0301Cylinder 1 Misfire Detected
P0302Cylinder 2 Misfire Detected
P0304Cylinder 4 Misfire Detected