What does code P1402 mean on Infiniti vehicles?
The ECU detects that the EGR valve is stuck open, causing excessive exhaust gas recirculation.
OBD-II Code Infiniti
P1402 — Infiniti — EGR Valve Stuck Open
The ECU detects that the EGR valve is stuck open, causing excessive exhaust gas recirculation.
Common symptoms
- Unstable idle
- rough running
Possible causes
- Faulty or stuck EGR valve
Initial recommendation
Clean or replace the EGR valve and inspect passages.
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
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