Equalization Setting - EQ

EQ - Equalization Setting:

Purpose: Radio equalization settings are customized for each vehicle design. Proper equalization settings are determined by the vehicle wiring to the radio. If the "EQ" setting does not reflect the setting listed here, check for proper terminal connection of circuit 43 (IGN) at the 24-way radio connector. Refer to "Entering On-Board Diagnostics (OBD) Mode - AM/FM Tape/CD or AM/FM Tape/6 Disc CD" to enter EQ: mode. For AM/FM Cassette/CD or 6 Disc CD