Emissions - MIL ON/DTC's P043E/P043F/P2401/P2402/P2419
ENGINEEG014-06
June 21, 2006
Title:
M.I.L. "ON" DTC P043E, P043F, P2401, P2402, & P2419
Models:
'06 GS 300 & GS 430
Introduction
Some 2006 model year GS 300 and GS 430 vehicles may exhibit M.I.L. "ON" with DTCs P043E, P043F, P2401, P2402, and P2419 stored. The EVAP pump module, which is part of the charcoal canister assembly, has been improved to correct this condition.
NOTE:
All five DTCs MUST be present for this TSB to be applicable.
Applicable Vehicles:
^ 2006 model year GS 300 and GS 430 vehicles produced BEFORE the Production Change Effective VINs shown below.
Production Change Information
Parts Information
Warranty Information
Applicable Warranty:
^ This repair is covered under the Lexus Federal Emission Control Warranty. This warranty is in effect for 48 months or 50,000 miles, whichever occurs first, from the vehicle's in-service date.
^ This repair is covered under the California Emission Control Warranty. This warranty is in effect for 84 months or 70,000 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.
Required SSTs
Repair Procedure
1. Using the Diagnostic Tester, check for Diagnostic Trouble Codes (DTCs).
If DTCs P043E, P043F, P2401, P2402, and P2419 are ALL present, refer to the Technical Information System (TIS):
^ 2006 model year GS 300 Repair Manual: 3GR-FSE Engine Control System: SFI System: U0001, EVAP System
^ 2006 model year GS 430 Repair Manual: 3UZ-FE Engine Control System: SFI System: U0001, EVAP System
2. Replace the charcoal canister assembly if the EVAP pump module is diagnosed in the EVAP Inspection Procedure as the suspected area.
3. Using the Diagnostic Tester, clear all DTCs.
4. Perform the Automatic EVAP System Check and verify that NO pending DTCs set.
NOTE:
If the Automatic EVAP System Check fails to run, perform the following:
^ Turn the engine switch OFF.
^ Turn the Diagnostic Tester OFF.
^ Turn the engine switch ON and the Diagnostic Tester ON and restart the Automatic EVAP System Check.