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P2008: Intake manifold runner control circuit open or faulty (bank 1)

The ECU cannot properly drive the intake manifold runner flap actuator. A broken wire, a connector or the actuator itself is typical.

Code P2008 at a glance
CodeP2008
SystemEngine and transmission
GroupP20xx, Emissions: catalysts and AdBlue
TypeGeneric: it means the same on every make
Can you keep driving?Yes, no rush

What P2008 means

Intake manifold runner flaps change the air path depending on engine speed. The ECU operates them with a small motor or a solenoid valve; here it detects that this control circuit is open or not behaving like a healthy circuit, so the flaps are left uncontrolled.

Most common causes

  • Loose or corroded actuator or solenoid connector
  • Control wire broken or making poor contact
  • Blown fuse or missing actuator supply
  • Failed runner flap actuator or solenoid
  • Engine ECU fault (uncommon)

Symptoms

  • Engine warning light on
  • Slightly less pulling power in some rev ranges
  • Sometimes no noticeable symptoms

Can you drive with P2008?

Yes, no rush You can carry on using the car normally; at most you will notice a little less performance. Fix it when convenient.

How to check it

Find the actuator on the intake manifold and make sure its connector is seated and clean. If your scanner can activate the actuator, listen for it or watch it move when commanded.

How to read and clear P2008 with Final OBD

Plug an OBD2 scanner in under the steering wheel, switch the ignition on and open Final OBD. Under Faults you’ll see P2008 with this same explanation and whether it’s confirmed, pending or permanent.

With Free you read this code with its short description for nothing, and clear it if the engine stores it over standard OBD. With Pro you get the full explanation, how the car was running when it was logged (revs, temperature, load) and clearing in every control unit.

Clearing the code only turns the light off: if the cause is still there, it comes back. Clear it once it’s fixed, and not right before the ITV. It’s all in how to read and clear fault codes and in the ITV and OBD.

Similar codes

P2008 is a generic code, so it means the same on any make, for example on Abarth, Cupra, Hyundai, Jeep, Mini, Seat. See what Final OBD does on your car in makes and models.

What does code P2008 mean?

Intake manifold runner flaps change the air path depending on engine speed. The ECU operates them with a small motor or a solenoid valve; here it detects that this control circuit is open or not behaving like a healthy circuit, so the flaps are left uncontrolled.

Can you drive with P2008?

You can carry on using the car normally; at most you will notice a little less performance. Fix it when convenient.

How do you clear P2008?

With an OBD2 scanner and an app like Final OBD, which clears it for free if it’s stored by the engine control unit. But clearing it only turns the light off: if the cause isn’t fixed, P2008 comes back.