Speakers - Popping Noise When Horn Is Blown

90ford37 Article No. 90-24-9
RADIO - "POPPING" NOISE FROM SPEAKERS WHEN HORN IS BLOWN
LINCOLN-MERCURY: 1990 MARK VII


ISSUE: A "popping" noise may be heard through the radio speakers when the radio is on and the horn is blown. This condition is caused by the absence of a noise suppression capacitor on the horn relay.

ACTION: Install a new horn relay with a noise suppression capacitor. The horn relay is located on the RH fender apron, near the RH front height sensor.


PART NUMBER PART NAME Class

E6DZ-9345-A Horn Relay C
OTHER APPLICABLE ARTICLES: None
WARRANTY STATUS: Eligible Under Basic Warranty Coverage
OPERATION DESCRIPTION TIME
902409A Install Horn Relay 0.3 Hr.
DEALER CODING
BASIC PART NO. CONDITION CODE
9345 56
OASIS CODES: 207000