OBD Guide

P2C74

Active Grille Air Shutter C Control Circuit Range/Performance

P2C74 is an OBD-II diagnostic trouble code meaning: Active Grille Air Shutter C Control Circuit Range/Performance. Common causes: damper motor malfunction, open or short circuit in control circuit. Estimated repair cost: $22–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–89 (est.)

Symptoms

  • Check Engine Light Is On
  • Deterioration of vehicle aerodynamics
  • Increased fuel consumption
  • Unstable operation of the cooling system

Causes

  • Damper motor malfunction
  • Open or short circuit in control circuit
  • Poor contact in the connector
  • Control module malfunction

How to Fix

  1. Check the condition of the electric damper drive
  2. Check the integrity of wiring and connectors
  3. Check control circuit voltage
  4. Scan the control module for errors
  5. If necessary, replace the faulty component

Related codes

Error P2C74 by Vehicle Brand

FAQ

What does the P2C74 code mean?

P2C74 is an OBD-II diagnostic trouble code that indicates: Active Grille Air Shutter C Control Circuit Range/Performance

What causes a P2C74 error code?

The most common causes of P2C74 include: Damper motor malfunction; Open or short circuit in control circuit; Poor contact in the connector; Control module malfunction.

How do I fix a P2C74 diagnostic trouble code?

To fix P2C74: Check the condition of the electric damper drive. Check the integrity of wiring and connectors. Check control circuit voltage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2C74?

Yes, but get it checked soon

How much does it cost to fix P2C74?

The estimated repair cost for P2C74 is $22–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat