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 Wrangler 4WD V6-3.8LFACTORY OEM SERVICE PROCEDURE
EGR Valve
Component ID: 12
Component : ASSEMBLY-EGR VALVE
Connector:
Name : ASSEMBLY-EGR VALVE
Color : BLACK
# of pins : 6
Qualifier : (GAS)
Pin Circuit Description
1 K34 18DB/LG EGR SIGNAL
2 F856 18PK/YL 5 VOLT SUPPLY
3 K900 18DB/DG SENSOR GROUND
4 Z906 18BK GROUND
6 K35 16DB/VT EGR CONTROL
6 K35 18DB/VT EGR CONTROL
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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