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2012 AUDI A6

3.0L Supercharged V6AWDAUTOMATICgassupercharged
8 active safety recalls on this vehicle — view recalls
Repairs0Labor991Torque6374Fluid15DTC1810Battery0Maintenance0Recalls8
P2603moderate severityPowertrain

Coolant Pump A Control Circuit High

on 2012 Audi A6 3.0L Supercharged V6 · AWD

What this code means

High voltage on auxiliary coolant pump circuit.

Symptoms

  • Check engine light
  • Pump runs constantly

Common causes

  • Open ground
  • Short to power
  • Control module issue

Diagnostic steps

  1. Check ground circuit
  2. Measure voltage

Repair notes

Repair wiring or replace pump.

Other Powertrain codes on this vehicle

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