RX 300 FWD V6-3.0L (1MZ-FE) (1999)
Evaporative Emission Control Canister: Customer Interest
Diagnostic Trouble Code P0446
ENGINE
EG001-99
REVISED
April 30, 1999
Title:
DIAGNOSTIC TROUBLE CODE P0446
Model:
'99 RX 300
Introduction
Under certain driving conditions, some 1999 Model Year RX 300s will exhibit a false M.I.L. "ON" DTC P0446. A Charcoal Canister Assembly has
been developed to prevent this condition.
Production Change Information
Parts Information
PREVIOUS PART NUMBERCURRENT PART NUMBER
PART NAME
77740-48010
77740-48030
Charcoal Canister
Assembly
Repair Procedure
1.
Verify that the Purge System is operating as specified in the Repair Manual.
2.
Raise vehicle on lift to gain access to the Charcoal Canister and remove the Charcoal Canister Assembly.
3.
Install new Charcoal Canister Assembly.
4.
Verify that all Vacuum/Purge Lines are attached securely.
5.
Install Clamps on Purge Lines as shown in illustration.
6.
After lowering vehicle, verify that the Gas Cap is on securely.
Warranty information