Canada - A/T - MIL ON/DTC P0741 Set

Bulletin
TSB2059

Issue Date
July 21, 2004

Market
Canada



Title
M.I.L. "ON" DTC P0741

Component
AUTOMATIC TRANSMISSION

Models
'03 Echo

Some 2003 model year Echo vehicles with an automatic transmission may exhibit a M.I.L. "ON" condition with DTC P0741 (Torque Converter Clutch Solenoid Performance) stored. Inspect and if applicable, follow the repair procedure in this bulletin.

APPLICABLE VEHICLES:
- 2003 model year ECHO vehicles produced BEFORE the Production Change Effective VIN shown below.






PRODUCTION CHANGE INFORMATION:






PARTS INFORMATION:






WARRANTY INFORMATION:






REQUIRED SSTS:

REPAIR PROCEDURE:

1. Verify proper shift solenoid valve SL operation.
a. Remove the oil pan.
b. Remove the solenoid valve SL.







c. Connect a positive (+) lead to a terminal of the solenoid connector, and a negative (-) lead to a terminal of the solenoid connector as shown.
d. When battery positive voltage is supplied to the shift solenoid valve, verify that the solenoid valve moves or makes an operating noise.
e. Replace the solenoid valve if it does not operate normally. If the solenoid valve is OK, continue to Step 2.

2. Remove and inspect the torque converter clutch. Check for abnormalities in the oil seal of the torque converter, following the inspection method below:
a. Drain the fluid from the torque converter by keeping the installation surface for the drive plate facing upward.







b. Stand the torque converter as shown.
c. Using a penlight, illuminate the oil seal keeping the torque converter standing upright. Check for the oil seal turned inward or damaged.

3. If the torque converter seal is damaged, replace the torque converter assembly by referring to ETAS, 2003 model year Echo Repair Manual:
Section: Automatic Transaxle:
Subsection: Automatic Transaxle Unit.

4. If no damage can be seen, continue with the Repair Manual diagnostics for DTC P0741. Refer to ETAS, 2003 model year Echo Repair Manual:
Section: Diagnostics:
Subsection: Automatic Transaxle: P0741

NOTE:
Issue of this Technical Service Bulletin is to ensure that proper repair information is available. IT DOES NOT CONSTITUTE AN AUTHORIZATION FOR REPAIR. Normal provisions of the formal warranty policy, as applicable, will apply.