M/T - Jumps Out of 5th Gear

Classification:
MT89-002

Reference:
TS89-064A

Date:
September 28, 1989

MANUAL TRANSAXLE JUMPING OUT OF 5TH GEAR

APPLIED VEHICLE(S):
1987-88 Sentra (B12)
1987-88 Pulsar NX (N13)

This amended version of TS89-064 presents new information concerning additional Parts information. Please discard TS89-O64.

SERVICE INFORMATION

The 5-speed manual transaxle (Model RS5F31A) on some 1987 and 1988 Sentra and Pulsar NX vehicles with E16 and CA16DE engines may slip out of 5th gear while cruising. This incident is caused by wear on the 5th gear shift fork by the control bracket, causing insufficient gear engagement. This results in the transmission slipping out of gear. Use the following Service Procedure to repair these transaxles.

SERVICE PROCEDURE

1. Disassemble the transaxle following the procedures described in the appropriate Service Manual.

Figure 1:

2. Replace the shift fork and install the countermeasure control bracket and shifter cap (Figure 1).

Figure 2:

3. Replace the 5th input gear, needle bearing, coupling sleeve and hub set, regardless of wear (Figure 2).

4. Reassemble the transaxle assembly and road test the vehicle.

5. If the incident still exists, contact the Techline for further assistance.





PARTS INFORMATION

This Bulletin recommends replacing the control bracket, adding the shifter cap and replacing parts (3) thru (6), regardless of wear.