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MIL ON/DTC's P0300 Through P0306 Set: Overview

Article No.
98-25-5

12/21/98

^ MALFUNCTION INDICAT6R LAMP (MIL) - MIL LAMP
ILLUMINATED - DIAGNOSTIC TROUBLE CODES
(DTCS) PO3OO THROUGH P0306 - COMPREHENSIVE
DIAGNOSTIC PROCEDURES - 3.8L ENGINE

^ LAMP - MALFUNCTION INDICATOR LAMP (MIL)
ILLUMINATED - DIAGNOSTIC TROUBLE CODES
(DTCS) P0300 THROUGH P0306 - COMPREHENSIVE
DIAGNOSTIC PROCEDURES - 3.8L ENGINE

LIGHT TRUCK:

1996-98 WINDSTAR

This TSB article is being republished in its entirety to update the Calibrations, and add a symptom to the Issue.

CALIBRATION

6-62J-R00, 6-62J-R10, 6-62J-R11, 6-62S-R00, 6-62S-R10, 6-62S-R11, 8-62J-R11, 8-62J-R12, 8-62J-R17, 8-62J-R18, 8-62J-R21, 8-62K-R11, 8-62K-R12, 8-62K-R17, 8-62K-R18, 8-62K-R21, 8-62P-R05, 8-62P-R17, 8-62P-R18, 8-62Q-R05, 8-620-R17, 8-620-R18, 8-62S-R11, 8-62T-R11

WARNING
THIS MODIFICATION IS AUTHORIZED ONLY FOR THE LISTED ENGINE(S). PERFORMING THIS MODIFICATION ON OTHER ENGINE CALIBRATIONS IS UNAUTHORIZED AND COULD CREATE LIABILITY UNDER APPLICABLE FEDERAL OR LOCAL LAWS.

ISSUE
The Malfunction Indicator Lamp (MIL) may illuminate and Diagnostic Trouble Codes (DTCs) P0300 through PO3O6 may be stored in memory. This may be caused by any of the following conditions:

^ Fouled, cracked or incorrectly gapped spark plugs

^ Low compression

^ Vacuum leak

^ Faulty injector

^ Powertrain Control Module (PCM) calibration

^ Plugged EGR orifice(s) in each primary port of the lower intake manifold

ACTION
Refer to the following Diagnostic Information to determine the cause of the MIL illumination.





Parts Block

OTHER APPLICABLE ARTICLES: 97-8-6

SUPERSEDES: 98-21-2

WARRANTY STATUS: Eligible Under The Provisions Of Bumper To Bumper Warranty Coverage And Emissions Warranty Coverage

OPERATION DESCRIPTION TIME

982505A Reprogram Powertrain 0.6 Hr.
Control Module (PCM)

982505CA Remove Upper Intake 1.3 Hrs
Manifold And Inspect
Lower Intake Manifold

9825O5CB Replace Lower Intake 3.2 Hrs.
Manifold (Includes Time To
Remove Upper And
Inspect Lower)

DEALER CODING
CONDITION
BASIC PART NO. CODE
RECALEM 42

OASIS CODES: 206000, 608000, 608400, 608500, 609000, 609400, 609500, 609600, 610500, 610600, 698298, 703000, 703300
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