Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2008 Jeep Compass 4WD L4-2.0LFACTORY OEM SERVICE PROCEDURE
Voice Activation Module
Component ID: 304
Component : MODULE-HANDS FREE
Connector:
Name : MODULE-HANDS FREE
Color : DK. GRAY
# of pins : 22
Pin Circuit Description
1 A417 18RD/DG FUSED B(+) (I.O.D.)
2 - -
3 - -
4 D54 20WT/PK CAN B BUS (-)
5 X722 20LB/DG MICROPHONE 2 IN(+)
6 - -
7 - -
8 X703 22DG/OR LEFT AUDIO OUTPUT
9 X704 22DG/PK RIGHT AUDIO OUTPUT
10 X795 22DG/BK COMMON AUDIO OUTPUT
11 - -
12 - -
13 - -
14 D55 20WT/OR CAN B BUS (+)
15 X730 20GY/YL VOICE RECOGNITION/PHONE SWITCH SIGNAL
16 X712 20DG/LB MICROPHONE 1 IN(+)
17 X792 20LB/TN MICROPHONE IN(-)
18 - -
19 - -
20 X793 20DG/YL MICROPHONE FEED
21 X835 20OR/BK SENSOR GROUND
22 Z937 18BK/YL GROUND
Component Location - 24
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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