OBD-II Code Audi

P1434 — Audi — Secondary Air Injection Pump Relay Circuit Short to B+

A short to battery positive has been detected in the secondary air injection pump relay circuit.

Brand Audi
System Secondary Air Injection System
Severity Medium
Safe to drive? Not recommended
Advanced scanner Yes

What does code P1434 mean on Audi vehicles?

A short to battery positive has been detected in the secondary air injection pump relay circuit.

Common symptoms

  • Check engine light.

Possible causes

  • Shorted wiring.

Initial recommendation

Inspect relay circuit.

Safety notice

This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.

Analyze this code with MecaOBD

Use the app to combine Audi code P1434 with your vehicle's actual symptoms for more complete diagnostic guidance.

Go to the app View more brands