P1174 PONTIAC - Fuel Trim Cylinder Balance Bank 1
P1174 PONTIAC Possible Causes
- Clogged Fuel Injectors
- Faulty Oxygen sensor
- Ignition problem
- Fuel injection problem
- Engine mechanical condition
First diagnose P1174 PONTIAC code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
P1174 PONTIAC Tech NotesThe sometimes is triggered by clogged fuel injectors. Start by using high octane fuel and/or fuel additive to clean injectors. If problem persists fuel injectors may need to be replace.
There is a factory service bulletin for the following Pontiac models:
2000-2001 Pontiac Transport
2000-2002 Pontiac Firebird
2000-2008 Pontiac Bonneville
2000-2008 Pontiac Grand Am
2000-2008 Pontiac Grand Prix
2000-2008 Pontiac Sunfire
2001-2008 Pontiac Aztek
2002-2008 Pontiac Montana
2000-2008 Pontiac Factory Service Bulletin OBDII Code P1174
Cost of diagnosing the P1174 PONTIAC code
Labor: 1.0The cost of diagnosing the P1174 PONTIAC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
P1174 PONTIAC Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1174 Pontiac DescriptionThe Fuel Trim Cylinder Balance diagnostic detects a rich or lean cylinder to cylinder air/fuel ratio imbalance in each bank. The diagnostic monitors the pre-catalyst heated oxygen sensor (HO2S) signal's frequency and amplitude characteristics by calculating an accumulated voltage over a predetermined sample period. An imbalance is indicated when multiple samples of the accumulated voltage are consistently higher than the desired value.
P1174 PONTIAC More InformationNeed more information on how to fix the P1174 PONTIAC code?
Get Access to Factory Service Manuals
Need more help?Get the P1174 Pontiac code diagnosed by a professional: Find a repair shop in your area
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