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Home/DTC Codes/Aston Martin/DB7/2003-2003 3.2L I6 Supercharged/C0028
C0028

RR Wheel Speed Sensor Circuit Intermittent

2003-2003 Aston Martin DB7 3.2L I6 Supercharged

Moderate SeverityChassisGeneric (SAE)

The 2003 Aston Martin DB7 is equipped with a 3.2L inline-6 engine. Below you'll find detailed c0028 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.

Description

The right rear wheel speed sensor signal is intermittent.

Symptoms

  • Intermittent ABS light
  • Inconsistent rear braking
  • Stability control fault intermittent

Common Causes

  • Wiring fatigue near rear suspension
  • Road debris damage to harness
  • Corroded rear connector
  • Sensor retention clip broken

Diagnostic Steps

  1. Road test with live data monitoring
  2. Inspect wiring along suspension travel path
  3. Check connector condition
  4. Test sensor mounting security

Repair Notes

Repair wiring or connector. Replace retention hardware.

Related Codes

C0050Right Rear Wheel Speed Sensor CircuitC0051Right Rear Wheel Speed Signal Erratic

Other Chassis Codes

C0028 on Other Vehicles

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2016-2016 4.0L V8 Twin Turbo

Aston Martin DB11

2016-2016 5.2L V12 Twin Turbo

Aston Martin DB11

2017-2017 4.0L V8 Twin Turbo

Aston Martin DB11

2017-2017 5.2L V12 Twin Turbo

Aston Martin DB11

2018-2018 4.0L V8 Twin Turbo

Aston Martin DB11

2018-2018 5.2L V12 Twin Turbo

Aston Martin DB11

2019-2019 4.0L V8 Twin Turbo

Aston Martin DB11

2019-2019 5.2L V12 Twin Turbo

Common Questions

What does code C0028 mean on a 2003-2003 Aston Martin DB7?

C0028 stands for "RR Wheel Speed Sensor Circuit Intermittent". The right rear wheel speed sensor signal is intermittent.

What are the symptoms of C0028 on a Aston Martin DB7?

Common symptoms of C0028 include: Intermittent ABS light, Inconsistent rear braking, Stability control fault intermittent.

What causes C0028 on a 2003-2003 Aston Martin DB7?

Common causes of C0028 include: Wiring fatigue near rear suspension, Road debris damage to harness, Corroded rear connector, Sensor retention clip broken.

Last updated: March 2026

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