LEMON Manuals: Even more car manuals for everyone
Home >> Audi >> 2017 >> A3 Premium Plus, 2D Convertible >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> DTC Index 1.8L >> Diagnostic Trouble Codes (DTC) Index

Diagnostic Trouble Codes (DTC) Index

DIAGNOSTIC TROUBLE CODES (DTC) INDEX

SAE Code VAG Code Code Description Corrective action
P000A - Intake Camshaft Position Slow Response Bank 1 -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .
P0016 Crankshaft Position - Camshaft Position Intake - Correlation -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .
P0017 Crankshaft Position - Camshaft Position Exhaust - Correlation -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .
P0068 MAP/MAF - Throttle Position Correlation -- Check the Intake system for vacuum leaks, make sure oil dipstick is pushed properly into place.-- Check the Manifold Absolute Pressure Sensor -G71-. Refer to Intake Manifold Sensor -GX9-, CHECKING .-- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P0087 Fuel Rail/System Pressure - Too Low -- Check the fuel pressure, refer to the repair information for proper procedures.-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING -- Check the Fuel Metering Valve -N290-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING -- Check the Transfer Fuel Pump -G6-. Refer to Fuel Pump Control Module -J538- / Transfer Fuel Pump -G6-, CHECKING
P0133 - O2 Circuit Slow Response Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor -G39-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0135 - HO2S Heater Circuit Conditions Bank 1 Sensor 1 -- Check the Heated Oxygen Sensor -G39-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0136 - O2 Sensor Circuit -- Check the Oxygen Sensor After Three Way Catalytic Converter -G130-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING
P013A - O2 Sensor Slow Response Rich to Lean Bank 1 Sensor 2 -- Check the Oxygen Sensor After Three Way Catalytic Converter -G130-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING
P013B - O2 Sensor Slow Response Lean to Rich Bank 1 Sensor 2 -- Check the Oxygen Sensor After Three Way Catalytic Converter -G130-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING
P013E - O2 Sensor Delayed Response Rich to Lean Bank 1 Sensor 2 -- Check the Oxygen Sensor After Three Way Catalytic Converter -G130-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING
P013F - O2 Sensor Delayed Response Lean to Rich Bank 1 Sensor 2 -- Check the Oxygen Sensor After Three Way Catalytic Converter -G130-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING
P0301 - Cylinder 1 Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check the fuel pressure. -- Check Fuel Injectors -N30, N31, N32, N33, -. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING -- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0410 - Secondary Air Injection System -- Check the Secondary Air System -GX24-. Refer to Secondary Air Injection Sensor 1 -G609- / Secondary Air Injection Solenoid Valve -N112-, CHECKING .-- Check the Secondary Air Injection Solenoid Valve -N112- /Secondary Air Injection Sensor 1 -G609-. Refer to Secondary Air Injection Pump Relay - J299- / Secondary Air Injection Pump Motor - V101-, CHECKING -- Check the Secondary Air Injection (AIR) Pump Motor -V101-. Refer to Secondary Air Injection Pump Relay - J299- / Secondary Air Injection Pump Motor - V101-, CHECKING .
P0420 - Catalyst System Efficiency -- Check the Three Way Catalytic Converter. Refer to appropriate repair information.-- Check the Oxygen Sensor After Three Way Catalytic Converter -G130-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0441 - Evaporative Emission System Incorrect Purge Flow -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .
P0456 - Evaporative Emission System Leak Detected Very Small Leak -- Check the EVAP System for any leaking hoses or damage to components. -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the Fuel Tank Leak Detection Control Module -J909- / Fuel Tank Pressure Sensor -G400-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0491 - Secondary Air Injection System Insufficient Flow -- Check the Secondary Air Combination Valve-- Check for Blockage in system tubing
P1545 Throttle valve control - malfunction -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P2195 - O2 Sensor Signal Biased / Stuck Lean Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor -G39-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P219C Cylinder 1 Air - Fuel Ratio Imbalance -- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING
P2270 - HO2 Sensor Signal Stuck Lean Bank 1 Sensor 2 -- Check the Oxygen Sensor After Three Way Catalytic Converter -G130-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING
P2271 - O2 Sensor Signal Stuck Rich Bank 1 Sensor 2 -- Check the Oxygen Sensor After Three Way Catalytic Converter -G130-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING
P2440 - Secondary Air Injection System Switching Valve Stuck Open -- Check the Secondary Air Injection Solenoid Valve -N112- /Secondary Air Injection Sensor 1 -G609-. Refer to Secondary Air Injection Pump Relay - J299- / Secondary Air Injection Pump Motor - V101-, CHECKING
P000A - "A" Camshaft Position Slow Response Bank 1 -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .
P0011 - "A" Camshaft Position Timing Overadvanced or System Performance Bank 1 -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .
P0016 Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor A -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .
P0017 Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor B -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .
P0068 MAP/MAF - Throttle Position Correlation -- Check the Intake system for vacuum leaks, make sure oil dipstick is pushed properly into place.-- Check the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P0087 Fuel Rail/System Pressure - Too Low Bank 1 -- Check the fuel pressure, refer to the repair information for proper procedures.-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .-- Check the Fuel Pump Control Module -J538- / Transfer Fuel Pump -G6-. Refer to Fuel Pump Control Module -J538- / Transfer Fuel Pump -G6-, CHECKING .
P0133 - O2 Sensor Circuit Slow Response Bank 1 Sensor 1 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0135 - O2 Sensor Heater Circuit Bank 1 Sensor 1 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P013A - O2 Sensor Slow Response Rich to Lean Bank 1 Sensor 2 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P013B - O2 Sensor Slow Response Lean to Rich Bank 1 Sensor 2 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P013E - O2 Sensor Delayed Response Rich to Lean Bank 1 Sensor 2 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P013F - O2 Sensor Delayed Response Lean to Rich Bank 1 Sensor 2 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0141 - O2 Sensor Heater Circuit Bank 1 Sensor 2 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0301 - Cylinder 1 Misfire Detected -- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the fuel pressure. Refer to appropriate repair information.-- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0302 - Cylinder 2 Misfire Detected -- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the fuel pressure. Refer to appropriate repair information.-- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0303 - Cylinder 3 Misfire Detected -- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the fuel pressure. Refer to appropriate repair information.-- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0304 - Cylinder 4 Misfire Detected -- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the fuel pressure. Refer to appropriate repair information.-- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0410 - AIR System "A" -- Check the Secondary Air System -GX24-. Refer to Secondary Air Injection Sensor 1 -G609- / Secondary Air Injection Solenoid Valve -N112-, CHECKING .-- Check the Secondary Air Injection Pump Motor -V101- / Secondary Air Injection Pump Relay -J299-. Refer to Secondary Air Injection Pump Relay - J299- / Secondary Air Injection Pump Motor - V101-, CHECKING .
P0420 - Catalyst System Efficiency Below Threshold Bank 1 -- Check the Three Way Catalytic Converter. Refer to appropriate repair information.-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0441 - EVAP System Incorrect Purge Flow -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .
P0456 - EVAP System Leak Detected (Very Small Leak) -- Check the EVAP System visually for any leaking hoses or damage to components.-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the Fuel Tank Leak Detection Control Module -J909- / Fuel Tank Pressure Sensor -G400-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0491 - AIR System Insufficient Flow Bank 1 -- Check the Secondary Air System -GX24-. Refer to Secondary Air Injection Sensor 1 -G609- / Secondary Air Injection Solenoid Valve -N112-, CHECKING .-- Check the Secondary Air Injection Pump Motor -V101- / Secondary Air Injection Pump Relay -J299-. Refer to Secondary Air Injection Pump Relay - J299- / Secondary Air Injection Pump Motor - V101-, CHECKING .
P0506 Idle Control System RPM - Lower Than Expected -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P0507 Idle Control System RPM - Higher Than Expected -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P052A Cold Start "A" Camshaft Position Timing Over - Advanced Bank 1 -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING
P2195 - O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2196 - O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P219C Cylinder 1 Air - Fuel Ratio Imbalance -- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .
P219D Cylinder 2 Air - Fuel Ratio Imbalance -- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .
P219E Cylinder 3 Air - Fuel Ratio Imbalance -- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .
P219F Cylinder 4 Air - Fuel Ratio Imbalance -- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .
P2270 - O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 2 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P2271 - O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P2279 MAP/MAF - Throttle Position Correlation -- Check visually for air leaks between intake and throttle body, oil fill cap not tight or oil dipstick not seated in tube.-- Also visually inspect any engine gaskets that can cause additional air to enter the crankcase can set this fault as the PCV system is not metered. If a vacuum leak or crankcase gasket sealing is at cause, the idle may be rough or unstable.-- Check the Manifold Absolute Pressure Sensor -G71-. Refer to Intake Manifold Sensor -GX9-, CHECKING
P230A Cylinder 1 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance -- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .
P230B Cylinder 2 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance -- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .
P230C Cylinder 3 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance -- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .
P230D Cylinder 4 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance -- Check the Fuel Injectors --. Refer to Cylinder 1 - 4 Fuel Injectors --, CHECKING .
P2440 - AIR System Switching Valve Stuck Open Bank 1 -- Check the Secondary Air System -GX24-. Refer to Secondary Air Injection Sensor 1 -G609- / Secondary Air Injection Solenoid Valve -N112-, CHECKING .
U0121 Lost Communication With Anti - Lock Brake System (ABS) Control Module -- Check the CAN-Bus circuits. If there are any other DTC's present check them first.-- Refer to the proper wiring schematic for terminal and component location.
U0415 Invalid Data Received From Anti - Lock Brake System (ABS) Control Module -- Check the CAN-Bus circuits. If there are any other DTC's present check them first. -- Refer to appropriate repair information for the ABS.-- Refer to the proper wiring schematic for terminal and component location.