A/T - Delayed Upshift To O/D With Cruise Engaged

BULLETIN NUMBER:
EL004-00

DATE:
April 14, 2000

TITLE:
DELAYED UPSHIFT TO OVERDRIVE WITH CRUISE CONTROL ENGAGED

MODELS:
'98 - '99 Tacoma

INTRODUCTION
A revised cruise control ECU is available for 1998-1999 Tacoma trucks with automatic transmissions. While cruise control is engaged, the new ECU improves the upshift delay from 3rd to 4th gear after the vehicle comes over the crest of a hill. To correct the concern, replace the cruise control ECU and perform the cable adjustment procedure as shown in this bulletin.

APPLICABLE VEHICLES:
1998 - 1999 (4 cylinder) Tacoma Trucks with automatic transmissions produced before the VIN's listed in the illustration.





PRODUCTION CHANGE INFORMATION





PARTS INFORMATION





WARRANTY INFORMATION

APPLICABLE WARRANTY*:

This repair is covered under the Toyota Basic Warranty. This warranty is in effect for 36 months or 36,000 miles, whichever occurs first, from the vehicle's in-service date.

* Warranty application is limited to correction of a problem based upon a customer's specific complaint.

REPAIR PROCEDURE:





After replacing the cruise control ECU, perform the cable adjustment procedure as necessary.

1. Confirm cable free play:

A. Eliminate slack of inner cable by pushing the inner cable toward the actuator until it stops. While the cable is held, mark the position of the cable by using tape.

B. Pull the inner cable toward the throttle cam and measure the clearance between the mark and the outer cable tip.

2. Adjust the cable free play:

A. Loosen lock nut of throttle cam side and adjust the clearance to 1 or 2 mm.

B. Tighten lock nut of actuator side.
Torque: 12 N-m/8 ft-lbs

C. Confirm clearance of 1 to 2 mm.