Sonata GLS V6-2.5L (2000)
Control Module: All Technical Service Bulletins
A/T - MIL ON/Erratic Shifting/Multiple DTC's Set
Group: TRANSAXLE
Number: 03-40-006
Date: MAY, 2003
Model: 1999-2003 SONATA, 2001-03 ELANTRA, SANTA FE & XG, 2003 TIBURON
Subject:
ATA SOLENOID DIAGNOSTIC TROUBLE CODES P0740, P0741, P0742, P0743, P0750, P0755, P0760, P0765, P0770
This TSB supersedes TSB # 02-40-026 to include repair information for DTCs P0741 and P0742.
DESCRIPTION:
Incorrect operation of the transaxle solenoids may result in the following symptoms.
^
Erratic shift
^
Transaxle held in 3rd gear Fail-Safe
^
Diagnostic Trouble Codes P0740, P0741, P0742, P0743, P0750, P0755, P0760, P0765, P0770
^
MIL illuminated
NOTE:
Do NOT replace the transaxle for solenoid codes listed as open/short. Instead, follow the repair procedure shown below.
REPAIR PROCEDURE:
1.
Using a Hi-Scan Pro, check for DTC in both the "Engine" and "Automatic Transaxle" menus. Record the DTC and description.
2.
Disconnect the connectors between the solenoid and TCM. Check for bent pins or pins not fully inserted in the connector. Repair as necessary.
NOTE:
Clean connector pins with a contact cleaner listed below, or equivalent:
^
NAPA Electronic Cleaner, P/N 765-1843
^
MOPAR MP-50 Electrical Contact Cleaner, P/N 04549626
^
Permatex Electrical Contact Cleaner, P/N 24379 or equivalent.
3.
Check the wiring harness between the TCM and transaxle for a damaged wire or a short circuit to ground. If so, repair or replace the ECM control
harness, P/N 914XX-XXXXX.