"TECHTIP: POOR AM RADIO RECEPTION
SYMPTOM: CUSTOMER COMPLAINS OF POOR AM RADIO RECEPTION.
REPAIR: CHECK FOR BATTERY VOLTAGE AT THE ROOF ANTENNA CONNECTOR F04 WITH THE RADIO ON. IF YOU FIND
BATTERY VOLTAGE, REPLACE THE ROOF ANTENNA BASE. IF YOU DO NOT HAVE BATTERY VOLTAGE, INSPECT
CONNECTOR MF11 PIN 30 FOR BENT/LOOSE/BACKED OUT TERMINALS. IF OK, CHECK FOR VOLTAGE AT PIN
30 FROM THE AUDIO UNIT. IF STILL NO VOLTAGE, CHECK AT THE BACK OF THE AUDIO UNIT M41-A PIN 18
FOR NAVI OR M26-A PIN 18 FOR UVO. IF NO VOLTAGE AT THE BACK OF THE AUDIO UNIT WITH THE RADIO
ON, REPLACE THE AUDIO HEAD UNIT."