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.
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HOMESERVICE MANUALSFORD1990RANGER 4WD L4-140 2.3L SOHCREPAIR AND DIAGNOSISTECHNICAL SERVICE BULLETINSALL TECHNICAL SERVICE BULLETINSBRAKE COMPUTER MODULE - OBSOLETE SERVICE PART RETURN
1990 Ford Ranger 4WD L4-140 2.3L SOHC
Brake Computer Module - Obsolete Service Part Return
1990 Ford Ranger 4WD L4-140 2.3L SOHCSECTION Brake Computer Module - Obsolete Service Part Return
Article No.
93-17-13
08/18/93
SERVICE PARTS RETURN OF BRAKE COMPUTER MODULE
LIGHT TRUCK:
1987-93 F-150-350 SERIES
1989-93 BRONCO, RANGER
1990-93 AEROSTAR
1991-92 EXPLORER
ISSUE:
The subject Module - Brake Computer (E7TZ-2C018-A, F2UZ-2C018-A, F2TZ-2C018-A, FOUZ-2C018-A and E99Z-2C018-A) are being replaced by different part numbers. They should be withdrawn from your inventory and returned to your facing PDC within 30 days of this TSB.
ACTION:
Remove and return the obsolete parts from your dealership's inventory.

1. Return obsolete parts (Noted above) to your facing PDC using the least expensive transportation.
2. If claim is processed electronically via DOES II use return code "GB"; otherwise, complete a separate paper claim form FPS-340 using return code "J".
3. In the Remarks Section write "Returned per TSB 93-17-13".
LIMITS
^ The returns must be received within 30 days from the date of this TSB.
^ Returns are restricted to the subject parts.
^ The parts returned must have been purchased from FPSD in accordance with Policy and Procedure Bulletin 4000.
CREDIT
Credit for parts and prepaid freight costs will be issued.
NOTE:
REPLACEMENT STOCK IS AVAILABLE FOR ORDERING IMMEDIATELY.
OTHER APPLICABLE ARTICLES: NONE
WARRANTY STATUS: INFORMATION ONLY
OASIS CODES: 301000
93-17-13
08/18/93
SERVICE PARTS RETURN OF BRAKE COMPUTER MODULE
LIGHT TRUCK:
1987-93 F-150-350 SERIES
1989-93 BRONCO, RANGER
1990-93 AEROSTAR
1991-92 EXPLORER
ISSUE:
The subject Module - Brake Computer (E7TZ-2C018-A, F2UZ-2C018-A, F2TZ-2C018-A, FOUZ-2C018-A and E99Z-2C018-A) are being replaced by different part numbers. They should be withdrawn from your inventory and returned to your facing PDC within 30 days of this TSB.
ACTION:
Remove and return the obsolete parts from your dealership's inventory.
1. Return obsolete parts (Noted above) to your facing PDC using the least expensive transportation.
2. If claim is processed electronically via DOES II use return code "GB"; otherwise, complete a separate paper claim form FPS-340 using return code "J".
3. In the Remarks Section write "Returned per TSB 93-17-13".
LIMITS
^ The returns must be received within 30 days from the date of this TSB.
^ Returns are restricted to the subject parts.
^ The parts returned must have been purchased from FPSD in accordance with Policy and Procedure Bulletin 4000.
CREDIT
Credit for parts and prepaid freight costs will be issued.
NOTE:
REPLACEMENT STOCK IS AVAILABLE FOR ORDERING IMMEDIATELY.
OTHER APPLICABLE ARTICLES: NONE
WARRANTY STATUS: INFORMATION ONLY
OASIS CODES: 301000
RENDER: 1.0x
NO RELATED
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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.