Engine - Flapping Noise Between 1,800 and 2,600 RPM

01-010

January 16, 2001

Applies To.: 1998-00 Prelude - ALL

Flapping Noise from the Engine

PROBLEM

The timing belt makes a flapping noise because it's improperly tensioned. The noise is most noticeable between 1,800 and 2,600 rpm.

CORRECTIVE ACTION

Replace the timing belt and the auto-tensioner.

PARTS INFORMATION

Timing Belt Kit (Includes timing belt and auto-tensioner)

P/N 06144-P13-305, H/C 8695878

WARRANTY CLAIM INFORMATION

In warranty:
The normal warranty applies.

Operation Number: 110170

Flat Rate Time: 2.5 hours

Failed Part: P/N 14520-P13-003
H/C 4112686

Defect Code: 042

Contention Code: B07

Template ID: 01-010A

Skill Level: Repair Technician

Out of warranty:
Any repair performed after warranty expiration may be eligible for goodwill consideration by the District Service Manager or your Zone Office. You must request consideration, and get a decision, before starting work.

DIAGNOSIS

While holding the engine between 1,800 and 2,600 rpm, listen for a flapping noise near the timing belt cover.

^ If you hear the noise, go to REPAIR PROCEDURE.

^ If the noise comes from another area of the engine, disregard this service bulletin, and follow normal troubleshooting procedures.

REPAIR PROCEDURE

1. Replace the timing belt and the auto-tensioner (see pages 6-14 thru 6-18 of the 1997-99 Prelude Service Manual).

2. Verify that the noise is gone.





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