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2002 ASTON MARTIN DB7

3.2L I6 SuperchargedRWDAUTOMATICgassupercharged
1 active safety recall on this vehicle — view recalls
Repairs0Labor504Torque3913Fluid7DTC672Battery0Maintenance0Recalls1
P0406moderate severityPowertrain

EGR Sensor A Circuit High

on 2002 Aston Martin DB7 3.2L I6 Supercharged · RWD

What this code means

High voltage from the EGR position sensor A.

Symptoms

  • Check Engine Light
  • EGR control issues

Common causes

  • Open circuit
  • Short to power
  • Faulty sensor

Diagnostic steps

  1. Test sensor voltage
  2. Check for opens/shorts

Repair notes

Repair wiring or replace EGR valve.

Other Powertrain codes on this vehicle

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