P0661

DTC P0661, sometimes indicated as P066100 is an OBD diagnostic trouble code indicating a generic fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the onboard computer system or ancillary outputs causing intake manifold tuning valve control circuit low bank 1.

If you receive a DTC P0661, it means that the Intake Manifold Tuning Valve Control Circuit is not working properly. This can be caused by a number of things, including a faulty valve, a wiring issue, or a problem with the ECU.
To fix this issue, you will need to troubleshoot the problem and find the source of the issue. Once you have identified and fixed the problem, the DTC P0661 should go away.

• P0661: Intake Manifold Tuning Valve Control Circuit Low Bank 1
• P0661: Intake Man Tuning Control CKT Low (Bank 1)
• P0661: Intake Manifold Tuning Valve Control Circuit Low Bank 1 c
• P0661: Intake manifold air control solenoid, bank 1 – circuit low
• P0661 00: Intake manifold air control solenoid, bank 1 - circuit low