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P0173 - Fuel Trim Bank 2

P0173 is a generic powertrain diagnostic trouble code indicating Fuel Trim Bank 2. It relates to the Fuel & Air Metering system.

DTC Breakdown (SAE J2012)

Facts for code P0173
SystemPowertrain (P)
TypeGeneric
SubsystemFuel & Air Metering
Fault Index73
StandardSAE J2012 / ISO 15031-6

What does diagnostic code P0173 mean?

The dtc/">diagnostic trouble code P0173 represents Fuel Trim Bank 2. This standard generic code points to a monitored fault condition in the vehicle's Powertrain network.

Detailed diagnostic guides and specific fix procedures for code P0173 are currently being compiled. Always verify check engine warnings with a qualified mechanic.

🔗 Related Diagnostic Codes

Often diagnosed alongside:

Frequently Asked Questions about P0173

What does P0173 mean?

The diagnostic trouble code P0173 represents Fuel Trim Bank 2. This standard generic code points to a monitored fault condition in the vehicle's Powertrain network.

What is the system for P0173?

The P0173 code is located in the vehicle's Powertrain network.

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