Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSHONDA2000ACCORD EX SEDAN L4-2254CC 2.3L SOHC (VTEC) MFIREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTECHNICAL SERVICE BULLETINSALL TECHNICAL SERVICE BULLETINSENGINE CONTROLS - DTC P1381 SET
2000 Honda Accord EX Sedan L4-2254cc 2.3L SOHC (VTEC) MFI
Engine Controls - DTC P1381 Set
2000 Honda Accord EX Sedan L4-2254cc 2.3L SOHC (VTEC) MFISECTION Engine Controls - DTC P1381 Set
SOURCE:
Honda Service News July 2004
TITLE:
DTC P1381 Set? Check the Ignition Coil Shield.
APPLIES TO:
1998-02 Accord L4 or 1996-00 Civic
SERVICE TIP:
Troubleshooting a DTC P1381 (CYP sensor intermittent interruption)? If you can't find anything wrong after following the procedure in the appropriate S/M, then remove the distributor cap, and make sure the coil shield is in place and it's correctly installed as shown. If the coil shield installation looks OK, then the ignition coil is the probably faulty and should be replaced.

Honda Service News July 2004
TITLE:
DTC P1381 Set? Check the Ignition Coil Shield.
APPLIES TO:
1998-02 Accord L4 or 1996-00 Civic
SERVICE TIP:
Troubleshooting a DTC P1381 (CYP sensor intermittent interruption)? If you can't find anything wrong after following the procedure in the appropriate S/M, then remove the distributor cap, and make sure the coil shield is in place and it's correctly installed as shown. If the coil shield installation looks OK, then the ignition coil is the probably faulty and should be replaced.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.