P1421 BUICK - Intake Air Low Pressure Switch Circuit High Voltage
P1421 BUICK Possible Causes
- Faulty Intake Air Low Pressure Switch
- Intake Air Low Pressure Switch harness is open or shorted
- Intake Air Low Pressure Switch circuit poor electrical connection
First diagnose P1421 BUICK 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 terminals.
Cost of diagnosing the P1421 BUICK code
Labor: 1.0The cost of diagnosing the P1421 BUICK 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.
P1421 BUICK Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1421 BUICK MeaningIntake Air Low Pressure Switch Circuit High Voltage is the generic description for the P1421 BUICK code, but the manufacturer may have a different description. Currently we have no further information abouth the P1421 BUICK OBDII code. Please post your question on the Q&A section for more information: AutoCodes.com Questions.
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