I got check engin light. the code was PO138. WHAT IS THE CODE AND HOW DO I FIX IT?
Feb 23, 2010 at 12:39 AM
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RASMATAZ
✓ASE Certified Mechanic
75,992 POSTS
P0138
O2 Oxygen Sensor Circuit High Voltage (Bank1, Sensor2)
Could be the O2 sensor itself, wiring and the computer.
Feb 23, 2010 at 12:59 AM
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