Accord L4-2156cc 2.2L SOHC (1991)
Technical Service Bulletin # 94011
Date: 940513
Radio - Poor Reception Or Interference
Bulletin No.
94-011
Model
1990 - 93
ACCORD
1992 - 93
PRELUDE
Applicable To
214 DOOR
ALL
File Under
ACCESSORIES
Issue Date
MAY 13, 1994
Poor Reception or Interference on the Radio
General Information
SYMPTOM
1.
Poor reception.
2.
Electrical noise or engine noise from the speakers with the radio ON.
PROBABLE CAUSE
1.
Corrosion of the antenna mast or tube or a damaged coaxial cable can cause poor reception.
2.
Poor grounding of the antenna collar or tube or a damaged coaxial cable can cause electrical noise or static over the radio speakers.
Diagnosis
The customer should be interviewed to verify the symptoms and the conditions under which they occur (location, station, etc.). Then, perform the
appropriate diagnosis based on the symptom.
NOTE:
The information in this Service Bulletin applies to Prelude and Accord models. Only the Accord model is illustrated; however, the Prelude is similar.
Diagnosis 1. Poor Reception
1.
Turn the ignition switch ON; then, turn the radio on to extend the antenna mast.
2.
Measure the resistance between the top section and the bottom section of the antenna mast.
If the resistance is more than 10 ohms, go to CORRECTIVE ACTION, Antenna Mast Replacement.
If the resistance is less than 10 ohms, continue with step 3.
