General Information

General Description

If a malfunction occurs in the Electronic Throttle Control (ETC) system, the PCM will control the engine from predetermined data stored in its memory or stop the engine if a safety problem is anticipated,as an Emergency Operation (Limp-Home)mode. The purpose of Limp-Home mode is to control the engine as close as possible to normal engine operation if a malfunction occurs. When the DTC related to ETC system is recorded by the PCM, then this DTC will be set. This DTC only indicates malfunction related to ETC system has occurred and engine is in Limp-Home mode. DO ALL REPAIRS associated malfunction with ETC system.

DTC Description

PCM sets DTC P2104 to indicate ETC system malfunction has occurred and engine is in Limp-Home mode. The PCM limited opening angle of the throttle valve to max. 50% and engine torque to a certain predetermined value after setting the DTC, as an Emergency Operation (Limp-Home)mode.

DTC Detecting Condition