P2039 — Reductant Injection Air Pressure Sensor Circuit Low

Powertrain (engine/transmission)

Reductant Injection Air Pressure Sensor Circuit Low

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Can I drive with P2039?

You can usually drive home and book an inspection within a few days.

Frequently asked questions

What does fault code P2039 mean?

P2039 means Reductant Injection Air Pressure Sensor Circuit Low.

Can I keep driving with P2039?

You can usually drive home and book an inspection within a few days.

Related fault codes

• P2030 — Fuel Fired Heater Performance
• P2031 — Exhaust Gas Temperature Sensor Circuit (Bank 1 Sensor 2)
• P2032 — Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 2)
• P2033 — Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 2)
• P2034 — Exhaust Gas Temperature Sensor Circuit (Bank 2 Sensor 2)
• P2035 — Exhaust Gas Temperature Sensor Circuit Low (Bank 2 Sensor 2)
• P2036 — Exhaust Gas Temperature Sensor Circuit High (Bank 2 Sensor 2)
• P2037 — Reductant Injection Air Pressure Sensor Circuit
• P2038 — Reductant Injection Air Pressure Sensor Circuit Range/Performance

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