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Mil Illumination DTC P1407 - Reprogram Pcm (F015/98)

Publication date: 1998-12-31
Reference number: F015/98

MIL ILLUMINATION DTC P1407 - REPROGRAM PCM

MIL ILLUMINATION DTC P1407 - REPROGRAM PCM

TECHNICAL SERVICE BULLETIN

Reference Number(s): CAT. F, NO. 015/98, Date of Issue:  December 31, 1998
Superceded Bulletin(s): F 015/98, Date of Issue:  12/23/98

MIL ILLUMINATION WITH DTC P1407

Model(s): 1996-97 Mazda 626/MX-6

Category: F (01) Fuel & Emission Control

Bulletin No.: 015/98

Date: December 31, 1998

NOTE: This bulletin supersedes F 015/98 dated 12/23/98. The repair procedure has been revised.

VEHICLES AFFECTED

All 1996-1997 626/MX-6 with FS engine and automatic transmission.

DESCRIPTION

The MIL may illuminate with code P1407 stored in memory. This problem will usually occur in colder climates and is caused by the combination of ice build-up in the EGR vacuum line and the PCM reading of EGR flow early in the drive cycle. A modified PCM calibration is available which will correct this concern. Customers complaining of this concern should have their vehicle repaired using the following procedure.

NOTE: This is the same calibration and NGS Reprogram Card used to repair a DTC P0421 concern. See revised Service Bulletin F 005/98.

REPAIR PROCEDURE

  1. Verify customer complaint.
  2. Inspect the vehicle for and Authorized Modification Label indicating that the vehicle has already been reprogrammed with the latest calibration for DTC P1407 and P0421. If the label is present, contact the Technical Assistance Hotline. If the label is not present, proceed to Step 3.
  3. See Fig 1 program the PCM.
Fig 1: Repair Flowchart - MIL Illumination With DTC P1407 .
G98C54058

PARTS INFORMATION

PARTS INFORMATION

Part Number Description Qty. Notes
FSY1 18 881R 0A Powertrain Control Module 1 Remanufactured - 1996 Federal
FSY2 18 881R 0A Powertrain Control Module 1 Remanufactured - 1996 California
FSZ3 18 881 Power Control Module 1 1997 Federal
FSZ8 18 881 Power Control Module 1 1997 California

WARRANTY INFORMATION

NOTE: This information applies to verified customer complaints on vehicles covered under normal warranty. Refer to the SRT microfiche for warranty term information.
WARRANTY INFORMATION

Warranty Type A
Symptom Code 6X
Damage Code 9W
Part Number Main Cause 5555 FL 1407
Quantity 0 (PCM reprogrammed) 1 (PCM replaced)
Operation Number / Labor Hours YY177XRX / 0.7 (PCM reprogrammed) F0812ARX / 0.5 (PCM replaced)