P1521 - Variable Intake Solenoid #1 Circuit Malfunction
Variable Intake Solenoid #1 Circuit Malfunction is one of the definitions for the P1521; however your vehicle's manufacturer may have a different definition for the P1521 code. Please check below for your specific make.
P1521 BMW Oil Condition Sensor
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P1521 CHEVROLET Transmission Engaged at High Throttle Angle
P1521 CHRYSLER Incorrect Engine Oil Type
P1521 DODGE Incorrect Engine Oil Type
P1521 GMC Transmission Engaged at High Throttle Angle
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P1521 VOLKSWAGEN Intake Manifold Changeover Valve 2 Circuit Electrical Malfunction
I HAVE CHANGED THE OIL AND FILTER TO THE ONE FROM THE DEALER, I HAVE CLEANED THE THROTTLE AND CHANGE...
CAN I KEEP THIS OIL i.e.(0-W40 FOR SRT8) WITH HAVING CODE...
06 300C coded p1521- variable intake solenoid #1 circuit malfunction. is this the air temp sensor?...
The engine light turned on took it to the nearest auto part and code p3400 and p1521 came up, I alre...
5W30 Instead of 5w20. Car was traveling then quit running then code p 1521 diagnosed...
Any information is appreciated. Thanks