Speedometer - Inoperative

BULLETIN NUMBER:
SB96-04-L004

ISSUE DATE:
JUNE 1996

GROUP:
ELECTRICAL

1991-96 RODEO (UC) SPEEDOMETER INOPERATIVE

AFFECTED VEHICLES

1991-96 Rodeo (UC) 4 X 2 models equipped with 4L30-E automatic transmission.

SERVICE INFORMATION

On some affected vehicles, the speedometer may become inoperative. This speedometer failure may be caused by premature wear of the speedometer driven gear teeth.

To correct the problem, remove the speedometer driven gear bushing and inspect the gear teeth for wear. If wear is evident, replace the original speedometer driven gear with a new, improved speedometer driven gear (Part No. 8-97144-659-0) using the procedure described in this Service Bulletin. If gear wear is not evident, examine and service speedometer components in accordance with the appropriate Workshop Manual.

SERVICE PROCEDURE

REMOVAL

Vehicle Speed Sensor/Speedometer
Driven Gear Bushing

^ Remove wiring harness connector from vehicle speed sensor.

^ Remove 6 mm retaining bolt on extension housing.

^ Remove speedometer driven gear bushing and 0-ring from extension housing.

INSPECTION

Speedometer Driven Gear

^ Inspect gear teeth for wear.

^ If any gear teeth are less than 0.5 mm in width, replace original speedometer driven gear with new speedometer driven gear (Part No. 8-97144-659-0) using installation procedure below.

^ If all gear teeth have a width of greater than 0.5 mm, examine and service speedometer components in accordance with appropriate Workshop Manual.

INSTALLATION

1. Speedometer Driven Gear





^ Install new speedometer driven gear into speedometer driven gear bushing (Figure 1).

2. Vehicle Speed Sensor/Speedometer Driven Gear Bushing

^ Install 0-ring an speedometer driven gear bushing into extension housing.

^ Install 6 mm retaining bolt onto extension housing. Torque bolt to 7 Nm (60 in. lbs).

^ Install wiring harness connector onto vehicle speed sensor.

PARTS INFORMATION

Part No. Description Quantity Required

8-97144-659-0 Driven Gear; Speedometer 1

FLAT RATE MANUAL UPDATE INFORMATION





Use the following published labor operation: