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Acura DTC

Acura DTC P1658

Manufacture

Acura DTC

Code

P1658

Definition

Electronic Throttle Control System (ETCS) Control Relay ON Malfunction

Description

The communication signal is input from the throttle actuator control module for at least 2 seconds, after the throttle actuator control module relay is turned off. The execution time is once per driving cycle. DTCs P0122, P0123, P0222, P0223, P1659, P2101, P2118, P2122, P2123, P2127, P2128, P2135, P2138, P2176 are not active. NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot.

Cause

  • Poor connections or loose terminals at the under-hood fuse relay box (ETCS control relay) and the PCMShort in the wire between the PCM and the under-hood fuse relay box (ETCS control relay)Short to power in the wire between the PCM and the under-hood fuse relay box (ETCS control relay)Faulty relay control module (under-hood fuse relay box)PCM needs to be updated with the latest softwareFaulty PCM

_P1658  There are 0 products.