Diagnosing A 2011 Chrysler Town & Country With Trouble Code P0152 – UnderhoodService

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Technical resources to help diagnose and repair engine-related service issues.
Emissions

Diagnosing A 2011 Chrysler Town & Country With Trouble Code P0152

Verify the wiring to the O2 sensors is normal. These sensors will normally switch between 2.5 volts and 3.5 volts when they are working correctly. The sensor ground will have 2.5 volts on it and this is normal for this vehicle.

Underhood Service Staff Writers
By Underhood Service Staff Writers

Vehicle: 2011 Chrysler Town & Country (Van) Touring L 3.6L, V6, MFI, DOHC, VIN G, Eng Desg ERB, ERB FLEX 283HP 211KWP

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Mileage: 38,736

Customer Concern: Intermittently, the engine is running poorly and is setting a pending trouble code of P0152.

Test:    
Verify the wiring to the O2 sensors is normal. These sensors will normally switch between 2.5 volts and 3.5 volts when they are working correctly. The sensor ground will have 2.5 volts on it and this is normal for this vehicle. Many brands of replacement sensors do not work. Make sure to use O2 sensors that meet all Original Equipment Manufacturer (OEM) specifications.

Potential Causes:
Oxygen (O2) Sensor
Oxygen (O2) Sensor Wiring
Powertrain Control Module (PCM)

Confirmed Fix:
Replaced Oxygen (O2) Sensor
 
Tech Tip courtesy of Identifix.

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