Manual Transmission – Inability To Shift Into Third And Fourth Gear – 2018 Ford Mustang

“This site contains affiliate links for which OEMDTC may be compensated”

NHTSA ID Number: 10230766

Manufacturer Communication Number: TSB 22-2372

Summary

Some 2018 Mustang vehicles equipped with a 5.0L engine and a manual transmission may exhibit an inability to engage third and fourth gear. This may be due to a broken 3-4 shift fork. To correct the condition, follow the Service Procedure to replace the 3rd/4th shift fork, the 1st/2nd shift fork, the countershaft 3rd gear, and the 3rd/4th gear synchronizer hub and sleeve.

 


This bulletin supersedes 18-2351.

Model:

Ford

2018 Mustang

Engine: 5.0L

 

Summary

This article supersedes TSB 18-2351 to update the Parts List.

Issue: Some 2018 Mustang vehicles equipped with a 5.0L engine and an MT82 manual transmission may exhibit an inability to engage 3rd and 4th gear. This may be due to a broken 3-4 shift fork. To correct the condition, follow the Service Procedure to replace the 3rd/4th shift fork, the 1st/2nd shift fork, the countershaft 3rd gear, and the 3rd/4th gear synchronizer hub and sleeve.

Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following conditions:

 

Parts

Service Part Number Quantity Description Unit of Issue Piece Quantity
JR3Z-7048-A 1 Input Shaft Seal 1 1
JR3Z-7230-B 1 3rd/4th Shift Fork 1 1
JR3Z-7052-A 1 Output Shaft Seal 1 1
BR3Z-7A010-A 1 Countershaft Bolt Cover 1 1
JR3Z-7230-F 1 1st/2nd Shift Fork 1 1
JR3Z-7101-A 1 Countershaft 3rd Gear 1 1
JR3Z-7124-D 1 3rd/4th Gear Synchronizer Hub And Sleeve 1 1
BR3Z-5B266-A 1 Gasket 1 1
FR3Z-4B496-BeBay 3 Bolt And Washer, M10 x 1.5 MM 1 3
W719298-S439eBay 1 Bolt M12 X 56 MM 4 3
W717822-S439eBay 1 Bolt M10 x 19 MM 4 2
W705443-S900 1 Nut M10 x 1.5MM 4 2
TA-25-BeBay As Needed Motorcraft® Threadlock and Sealer
TA-16 As Needed Motorcraft® Gasket Maker
TA-26 As Needed Motorcraft® Threadlock 262
XG-11eBay As Needed Motorcraft® High Temperature 4×4 Front Axle and Wheel Bearing Grease
XL-2 As Needed Motorcraft® High Temperature Nickel Anti-Seize Lubricant
XL-1 As Needed Motorcraft® Penetrating and Lock Lubricant
XL-18 As Needed Motorcraft® MT82 Transmission Additive XL-18a
XT-11-QDC As Needed Motorcraft® Dual Clutch Transmission Fluid

Quantity refers to the amount of the service part number required to repair the vehicle.

Unit of Issue refers to the number of individual pieces included in a service part number package.

Piece Quantity refers to the total number of individual pieces required to repair the vehicle.

As Needed indicates the amount of the part may vary and/or is not a whole number. Parts can be billed out as non-whole numbers, including less than 1.

 

Service Procedure

1. Does the shifter move into the 3rd and 4th gear positions when attempting to engage these gears but the gears do not actually engage in the transmission?

(1). Yes – proceed to Step 2.

(2). No – this article does not apply. Refer to Workshop Manual (WSM), Section 308-03A for normal diagnostics.

2. Remove the transmission from the vehicle. Refer to WSM, Section 308-03A.

3. Disassemble the transmission. Replace the 3rd/4th shift fork, the 1st/2nd shift fork, the countershaft 3rd gear, and the 3rd/4th gear synchronizer hub and sleeve. Refer to WSM, Section 308-03A.

4. Reassemble the transmission and reinstall it into the vehicle. Refer to WSM, Section 308-03A.

 


1 Affected Product

Vehicle

MAKE MODEL YEAR
FORD MUSTANG 2018

 


1 Associated Document

Manufacturer Communications

22-2372
04 January 2023

https://www.nhtsa.gov/recalls?nhtsaId=10230766

MC-10230766-0001.pdf 142.569KB

Loader Loading...
EAD Logo Taking too long?

Reload Reload document
| Open Open in new tab

Download [139.23 KB]

 


NHTSA ID Number: 10153914

Manufacturer Communication Number: TSB 18-2351

Summary

Some 2018 Mustang vehicles equipped with a 5.0L engine and a manual transmission may exhibit an inability to engage third and fourth gear. This may be due to a broken 3-4 shift fork. Follow the Service Procedure steps to correct the condition.

1 Associated Document

Manufacturer Communications

18-2351
07 January 2019

https://www.nhtsa.gov/recalls?nhtsaId=10153914

MC-10153914-9999.pdf 106.884KB

Loader Loading...
EAD Logo Taking too long?

Reload Reload document
| Open Open in new tab

Download [104.38 KB]

 


NHTSA ID Number: 10144179

Manufacturer Communication Number: tsb18-2175

Summary

Some 2018 Mustang vehicles equipped with a 5.0L engine and a manual transmission may exhibit an inability to engage third and fourth gear. This may be due to a broken 3-4 shift fork. Follow the Service Procedure steps to correct the condition.

1 Associated Document

Manufacturer Communications

18-2175
29 June 2018

https://www.nhtsa.gov/recalls?nhtsaId=10144179

MC-10144179-9999.pdf 106.496KB

Loader Loading...
EAD Logo Taking too long?

Reload Reload document
| Open Open in new tab

Download [104.00 KB]

 


 

Bestseller No. 1
Honda Fluid 08798-9031 Manual Transmission Fluid - 1 Quart
  • Package Dimensions: 6.858 L x 22.352 H x 10.922 W (centimeters)
  • New and improved formula that meets quality standards
  • Improved shift quality
  • Lower fluid friction
Bestseller No. 2
Valvoline Syncromesh Manual Transmission Fluid 1 QT
  • Enhanced performance in both low and high temperature operating conditions
  • Helps reduce oxidation to control viscosity breakdown
  • Excellent wear protection under high loads and extreme pressure
  • Outstanding anti-foam performance to minimize cavitation
Bestseller No. 3
Royal Purple-ROY01512 ROYAL PURPLE SYNCHROMAX QT. TRANSFLUID, 1 Quart (32 Ounces)
  • Greater wear protection
  • Package Dimensions: 28.575 H x 8.636 L x 8.89 W (centimetres)
  • Package Weight: 0.839 kilograms
  • Country of Origin : United States
Bestseller No. 4
Red Line (50304) MT-90 75W-90 GL-4 Manual Transmission and Transaxle Lubricant - 1 Quart
  • Provides High performance gear protection and longer synchro life
  • Offers quicker shifts, perfect synchronizer coefficient of friction and eliminates notchy shifting, even when cold
  • Recommended for GL-1, GL-3 and GL-4 applications, as well as where most special synchromesh fluids are specified. Safe for brass synchros, as it lacks the reactive sulfurs found in most GL-5 oils that cause damage
  • Excellent for high- and low-mile transmissions and compatible with petroleums and other synthetics
SaleBestseller No. 5
Bestseller No. 6
Red Line (50204) SAE 75W80 API GL-4 Manual Transmission and Transaxle Lubricant (MTL) Car Gear Oil - 1 Quart
  • LONGER SYNCHRO LIFE - High-performance gear protection, satisfies the gear oil viscosity requirements of 75W, 80W and motor oil viscosities of SAE 30, 10W30, 5W30
  • OFFERS QUICKER SHIFTS - MLT Gear Oil with balanced friction control for most manual transmission synchronizers. Other synthetic gear oils are often too slippery
  • SAFE FOR BRASS SYNCHROS - As it lacks the reactive sulfurs found in most GL-5 oils that cause damage. Recommended for GL-1, GL-3 & GL-4 applications
  • POPULAR MOTOR OIL FOR - BMW, Honda/Acura, Ford Focus, late-model Mini Cooper, Land Rover/Range Rover LT77S, Mitsubishi, Dodge & Jeep NV1500, NV3500, NV3550 & NV5600 truck transmissions
  • WHY RED LINE - Established in 1979, Red Line Products perform & protect better than any on the market. No compromises
SaleBestseller No. 7
Bestseller No. 8
Pennzoil Transmission Fluid, 32oz, 350 deg. FP
  • Auto & Truck Maintenance
  • Country of manufacture: United States
  • Manufacturer: PENNZOIL
Bestseller No. 10
Genuine Acura Honda Manual Trans Fluid 1 Quart Container 08798 9031
  • Fits various makes and models
  • Carefully check vehicle fitment before purchase
  • Designed to meet or exceed original part specifications
  • MANUAL TRANS FL

Last update on 2024-04-16 / Affiliate links / Images from Amazon Product Advertising API

This product presentation was made with AAWP plugin.

 


Leave a Comment

Share to...