FixVault

Audio Amplifier C4208a

WARNING: This page is about a different car, the 2004 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Audio Amplifier C4208A Connector Pinouts
G03202623Courtesy of FORD MOTOR CO.
AUDIO AMPLIFIER C4208A CONNECTOR PINOUTS REFERENCE

Pin Number(s) Circuit Designation/Description Normal Condition/Measurement
1 10-MD18A(GY) RR speaker return Less than 5 ohms between the audio unit and the audio amplifier and greater than 10,000 ohms between the audio amplifier audio unit and ground.
2 10-MD17A(GY/RD) RF speaker return Less than 5 ohms between the audio unit and the audio amplifier and greater than 10,000 ohms between the audio amplifier and ground.
3 10-MD11A(GY/WH) LR speaker return Less than 5 ohms between the audio unit and the audio amplifier and greater than 10,000 ohms between the audio amplifier and ground.
4 10-MD10A (GY/BK) LF speaker return Less than 5 ohms between the audio unit and the audio amplifier and greater than 10,000 ohms between the audio amplifier and ground.
5 8-MD18A (WH) RR speaker output Less than 5 ohms between the audio unit and the audio amplifier and greater than 10,000 ohms between the audio amplifier and ground.
6 8-MD17A(WH/RD) RF speaker output Less than 5 ohms between the audio unit and the audio amplifier and greater than 10,000 ohms between the audio amplifier and ground.
7 8-MD11A(WH/VT)LR speaker output Less than 5 ohms between the audio unit and the audio amplifier and greater than 10,000 ohms between the audio amplifier and ground.
8 8-MD10A(WH/BK) LF speaker output Less than 5 ohms between the audio unit and the audio amplifier and greater than 10,000 ohms between the audio amplifier and ground.