APaS02262020

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Parts and Service Division
Subject
Request for Visit: 2017-2019 Fit MIL On w/ Misfire DTC P0301-P0304 Stored (Zn 3)
26
2020
Expires on 03
11
2020
PRIORITY/ACTION REQUIRED
To:
From:
RE:
All Honda Service Managers/Advisors
Technical Research & Support Group
Request for Visit: 2017-2019 Fit MIL On with Misfire DTC P0301-P0304 Stored (Zone 3)
This message is solely directed to Honda dealership personnel; please handle accordingly.
Print this iN message and provide a copy to the Shop Foreman and all Service Advisors.
Background
American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2019 Fits with a customer complaint of the MIL on with the misfire DTCs stored. To better
understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
Qualifiers
AHM is interested ONLY if the vehicle meets the following requirement:
1. VIN must start with 3HG.
2. One or more the following misfire DTCs must be stored or still in active fault:
a. P0301 (No. 1 Cylinder Misfire Detected).
b. P0302 (No. 2 Cylinder Misfire Detected).
c. P0303 (No. 3 Cylinder Misfire Detected).
d. P0304 (No. 4 Cylinder Misfire Detected).
3. Must be able to duplicate the misfire condition on cold start.
4. Checked & ruled out other possible causes of misfire such as ignition coils, spark plugs, compression/leakdown, MAP/MAF sensor, etc.
5. The intake valves have not been cleaned.
6. Injectors/high pressure fuel pump have not been replaced.
7. No repair has been attempted for this issue.
Action Required
If you have or know of such a vehicle, please call the Technical Research & Support (TRS) Group at 800-880-1072. TRS will need to record certain vehicle information
and provide you with further instructions.
Thank you.
American Honda Motor Co., Inc.
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