Hyundai Diagnostic Trouble Codes
Common OBD2 fault codes found on Hyundai vehicles with model-specific causes, known issues, TSBs, and adjusted repair cost estimates. Each guide is tailored for Hyundai owners.
Emissions
"A" Camshaft Position - Timing Over-Advanced or System Performance (Bank 1)
Hyundai Tucson • 2009-2024
On Hyundai 1.4/1.6 Gamma GDI and 2.0/2.4 Theta GDI engines (i30, Tucson, Kona, Santa Fe), P0011 typi...
Catalyst System Efficiency Below Threshold (Bank 1)
Hyundai Tucson • 2009-2024
On Hyundai petrol engines (i30, Tucson, Elantra, Santa Fe with the 1.6 GDI, 2.0 Nu and 2.4 Theta II)...
Fuel System
Misfire
Ignition
Camshaft Position Sensor Circuit Malfunction
Hyundai i30 • 2007-2024
On Hyundai engines (i30, Tucson, Santa Fe with the Gamma, Nu and Theta units), P0340 usually means t...
Camshaft Position Sensor "A" Circuit Range/Performance
Hyundai i30 • 2007-2024
The 1.6 GDI (Gamma) engine in the i30 can develop VVT solenoid issues causing P0341, particularly wh...
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