P1129 VOLKSWAGEN - Long Term Fuel Trim B2 System Too Rich
P1129 VOLKSWAGEN Possible Causes
- Faulty Mass Air Flow (MAF) sensor
- High fuel pressure
- Canister purge solenoid stuck open
- Faulty HO2S bank 1
How is the P1129 VOLKSWAGEN code repair?Start by checking 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.
What is the cost to diagnose the P1129 VOLKSWAGEN code
Labor: 1.0The cost to diagnose the P1129 VOLKSWAGEN code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
- Engine Light ON (or Service Engine Soon Warning Light)
P1129 VOLKSWAGEN MeaningLong Term Fuel Trim B2 System Too Rich is the generic description for the P1129 Volkswagen code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1129 Volkswagen OBDII code.
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