Canada - Emissions - MIL ON/DTC P043E/P043F/P2401/P2402/P2419

Bulletin
2547

Issue Date
July 03, 2006

Market
Canada

Title:
M.I.L. "ON" DTC P043E, P043F, P2401, P2402, & P2419

Component
ENGINE MECHANICAL

Models
'05 - '06 Highlander (2AZ-FE)

INTRODUCTION:
Some 2005 and 2006 model year Highlander 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:
- 2005 - 2006 model year Highlander vehicles equipped with 2AZ-FE engine and produced BEFORE the Production Change Effective VINs shown below.







PRODUCTION CHANGE INFORMATION:







PARTS INFORMATION:







WARRANTY INFORMATION:







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 ETAS:
- 2005 model year Highlander Repair Manual: Diagnostics: SFI System (2AZ-FE): EVAP Inspection Procedure
- 2006 model year Highlander Repair Manual: 2AZ-FE Engine Control System: SFI System: 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 ignition key OFF.
- Turn the Diagnostic Tester OFF.
- Turn the ignition key ON and the Diagnostic Tester ON and restart the Automatic EVAP System Check.