Alternator (ALT) FR Signal This signals the ECM when the Alternator (ALT) is charging. Inspection of ALT FR Signal. ECM CONNECTORS WIRE SIDE OF FEMALE TERMINALS Check for a short in the wire: 1. Turn the ignition switch OFF. 2. Disconnect the negative bat- tery cable from the battery. 3. Disconnect the ECM connec- tor […]
nsxb11119a.pdf