Cadillac P1175: Fuel Trim Cylinder Balance Bank 2

What Does The Cadillac P1175 Code Mean?

This code indicates that multiple samples of the pre-catalyst HO2S accumulated voltage are consistently greater than the desired value.

Conditions for setting the DTC:

• The device control is not active.
• The intrusive diagnostics are not active.
• The engine overspeed protection is not active.
• The power take-off (PTO) is not active.
• The traction control is not active.
• The fuel control is in air-fuel Closed Loop.
• The system voltage is more than 10 volts, or less than 18 volts.
• The engine run time is greater than 100 seconds.
• The engine coolant temperature (ECT) is greater than -20°C (-4°F).
• The engine speed is greater than 425 RPM, but less than 6,000 RPM.
• The mass air flow is greater than 25 g/s, but less than 510 g/s.

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> A-Premium O2 Oxygen Sensor Upstream Downstream Replacement
>>> GM Genuine Parts 217-1624 Fuel Injector O-Ring Kit
>>> JDMON Compatible with Fuel Injectors
>>> Manifold Absolute Pressure Sensor Map 213-4434 2134434 213-796 213796 16187556 12569240 12614973
>>> Autobahn88 Silicone Vacuum Hose Dress Up DIY Kit
>>> LIMICAR Engine Intake Gasket Set with Upper & Lower Intake Gaskets
>>> HOWYAA HVE72A Electronic Fuel Injection Throttle Body Assembly for 07-11 Cadillac

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

GM, 2018, Service Bullettin – PIP4925B SES Light with Fuel Trim and or Oxygen Sensor Codes