Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

Date Published

MAR 23, 2010

NHTSA TSB #

10036966

TSB Document

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Honda for this TSB. Call your local Honda dealer's service department & ask for a copy of TSB# SB-10-015.

Summary

HONDA: MIL COMES ON WITH DTC P0420 (CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD) IS STORED. ECM/PCM MISINTERPRETS ENGINE IDLE CONDITIONS, RESULTING IN INACCURATE CONTROL OF THE FUEL AND IGNITION. REPLACE CATALYTIC CONVERTER, AND UPDATE THE PGM-FI SOFTWARE WITH HDS. *PE