DTCs P1102 to P1693, VAG 17510 to 18101

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 Volkswagen Jetta, 2002 Volkswagen GTI, 2001 Volkswagen Jetta, 2001 Volkswagen GTI, and 2000 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1102	17510	02 Sensor Heating Circ., Bank 1-Sensor 1 Short to B+	Check oxygen sensor heating before Three Way Catalytic Converter (TWC) → Heated Oxygen Sensor (HO2S) G39 , checking .
P1105	17513	02 Sensor Heating Circ., Bank 1-Sensor 2 Short to B+	Check oxygen sensor heating after Three Way Catalytic Converter (TWC) → Heated Oxygen Sensor (HO2S) after Three Way Catalytic Converter (TWC), checking .
P1113	17521	Bank 1-Sensor 1 Resistance too high	Check oxygen sensor heating before Three Way Catalytic Converter (TWC) → Heated Oxygen Sensor (HO2S) G39 , checking .
P1114	17523	02 Sensor, Bank 1-Sensor 2 Resistance too high	Check oxygen sensor heating after Three Way Catalytic Converter (TWC) → Heated Oxygen Sensor (HO2S) after Three Way Catalytic Converter (TWC), checking .

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1115	17523	02 Sensor Heater Circ., Bank 1-Sensor 1 Short to Ground	Check oxygen sensor heating before Three Way Catalytic Converter (TWC) → Heated Oxygen Sensor (HO2S) G39 , checking .
P1116	17524	02 Sensor Heater Circ., Bank 1-Sensor 1 Open
P1117	17525	02 Sensor Heater Circ., Bank 1-Sensor 2 Short to Ground	Check oxygen sensor heating after Three Way Catalytic Converter (TWC) → Heated Oxygen Sensor (HO2S) after Three Way Catalytic Converter (TWC), checking .
P1118	17526	02 Sensor Heater Circ., Bank 1-Sensor 2 Open
P1127	17535	Long Term Fuel Trim mult., Bank 1 System too Rich	Check fuel pressure regulator and holding pressure → Fuel pressure regulator and residual pressure, checking . Check quantity of fuel injected and check for leaks. Check Evaporative Emission (EVAP) canister purge regulator valve N80. → 20 - FUEL SUPPLY

Diagnostic Trouble Codes (DTCs)

Diagnostic Trouble Code (DTC) display

Corrective action

SAE

VAG

P1128

17536

Long Term Fuel Trim mult., Bank 1 System too Lean

Check oxygen sensor and oxygen sensor control before and after catalyst → Oxygen sensor and oxygen sensor control before Three Way Catalytic Converter (TWC), checking
Check fuel pressure regulator and residual pressure → Fuel pressure regulator and residual pressure, checking .

Check Mass Air Flow (MAF) sensor → Mass Air Flow (MAF) Sensor G70 , checking
Check intake system and vacuum lines for leaks → Intake air system, checking for leaks (unmetered air) .

Check fuel injectors and EVAP canister purge regulator valve, output Diagnostic Test Mode → Output Diagnostic Test Mode (DTM), activating .
Check air intake screen (if equipped) and air filter for blockage

Check fuel pump. → 20 - FUEL SUPPLY
Check exhaust system for leaks.

Check Secondary Air Injection (AIR) system for leaks. → 26 - EXHAUST SYSTEM, EMISSION CONTROLS

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1136	17544	Long Term Fuel Trim Add. Fuel, Bank 1 System too Lean	Check fuel pressure regulator and holding pressure → Fuel pressure regulator and residual pressure, checking . Check quantity of fuel injected and check for leaks. Check fuel pump. → 20 - FUEL SUPPLY Check intake system for leaks → Intake air system, checking for leaks (unmetered air) . Check exhaust system for leaks. → 26 - EXHAUST SYSTEM, EMISSION CONTROLS Check Secondary Air Injection (AIR) system for leaks. → 26 - EXHAUST SYSTEM, EMISSION CONTROLS Check vacuum lines for leaks.
Add. = additive (the malfunction only has an effect at idle).

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1137	17545	Long Term Fuel Trim Add. Fuel, Bank 1 System too Rich	Check fuel pressure regulator and holding pressure → Fuel pressure regulator and residual pressure, checking . Check quantity of fuel injected and check for leaks. Check EVAP canister purge regulator valve N80. → 20 - FUEL SUPPLY
P1142	17550	Load determination, not reached	Check throttle valve control module → Throttle valve control module J338 , checking Check MAF sensor → Mass Air Flow (MAF) Sensor G70 , checking Check accelerator pedal position sender: → 20 - FUEL SUPPLY
P1143	17551	Load determination, level exceeded	Check Mass Air Flow (MAF) sensor → Mass Air Flow (MAF) Sensor G70 , checking Check intake system for leaks → Intake air system, checking for leaks (unmetered air)

NOTE:

Add. = additive (the malfunction only has an effect at idle).

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1165	17573	Bank 1, mixture adaptation region 1 Rich limit exceeded	Check fuel pressure control and holding pressure → Fuel pressure regulator and residual pressure, checking
			Check fuel injectors
			Check EVAP Canister Purge Regulator Valve N80 : → 20 - FUEL SUPPLY
P1166	17574	Bank 1, mixture adaptation region 2 Rich limit exceeded	Check fuel pressure control and holding pressure → Fuel pressure regulator and residual pressure, checking
			Check fuel injectors , Checking quantity injected and for leaks
			Check Evaporative Emission (EVAP) Canister Purge Regulator Valve N80 : → 20 - FUEL SUPPLY

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1171	17579	Throttle Actuation Potentiometer Sign. 2 Range/Performance ¹⁾	Check throttle valve control module → Throttle valve control module J338 , checking .
P1172	17580	Throttle Actuation Potentiometer Sign. 2 Signal too Low ¹⁾
P1173	17581	Throttle Actuation Potentiometer Sign. 2 Signal too High ¹⁾

NOTE:

Add. = additive (the malfunction only has an effect at idle).

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1176	17584	02 Correction Behind Catalyst, B1 Limit Attained	Check oxygen sensor 1 aging → Oxygen sensor 1 aging, checking . Check oxygen sensor and control after Three Way Catalytic Converter (TWC) → Oxygen sensor and oxygen sensor control after Three Way Catalytic Converter (TWC), checking . Check intake system for leaks → Intake air system, checking for leaks (unmetered air) .
P1196	17604	02 Sensor Heater Circ., Bank 1-Sensor 1 Electrical Malfunction	Check oxygen sensor heating before Three Way Catalytic Converter (TWC) → Heated Oxygen Sensor (HO2S) G39 , checking .
P1198	17606	02 Sensor Heater Circ., Bank 1-Sensor 2 Electrical Malfunction	Check oxygen sensor heating after Three Way Catalytic Converter (TWC) → Heated Oxygen Sensor (HO2S) after Three Way Catalytic Converter (TWC), checking .

* The engine control module switches on the EPC warning lamp in the instrument cluster with this malfunction. Significance of the EPC warning lamp → Electronic Power Control (EPC) warning lamp in instrument cluster (through m.y. 1999), significance .

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1213	17621	Cyl.1-Fuel Inj. Circ Short to B+	Check quantity of fuel injected and check for leaks.
P1214	17622	Cyl.2-Fuel Inj.Circ. Short to B+
P1215	17623	Cyl.3-Fuel Inj.Circ. Short to B+
P1216	17624	Cyl.4-Fuel Inj.Circ. Short to B+
P1217	17625	Cyl. 5-Fuel Inj. Circ. Short to B+
P1218	17626	Cyl. 6-Fuel Inj. Circ. Short to B+

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1225	17633	Cyl. 1 Fuel Inj.Circ. Short to Ground	Check quantity of fuel injected and check for leaks.
P1226	17634	Cyl. 2 Fuel Inj.Circ. Short to Ground
P1227	17635	Cyl. 3 Fuel Inj.Circ. Short to Ground
P1228	17636	Cyl. 4 Fuel Inj.Circ. Short to Ground
P1229	17637	Cyl. 5 Fuel Inj.Circ. Short to Ground
P1230	17638	Cyl. 6 Fuel inj. Circ. Short to Ground

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1237	17645	Cylinder 1 Fuel Inj. Circ. Open Circ.	Check quantity of fuel injected and check for leaks.
P1238	17646	Cylinder 2 Fuel Inj. Circ. Open Circ.
P1239	17647	Cylinder 3 Fuel Inj. Circ. Open Circ.
P1240	17648	Cylinder 4 Fuel Inj. Circ. Open Circ.
P1241	17649	Cylinder 5 Fuel Inj. Circ. Open Circ.
P1242	17650	Cylinder 6 Fuel Inj. Circ. Open Circ.
P1296	17704	Malfunction in cooling system * See note	Check Engine Coolant Temperature (ECT) sensor → Engine Coolant Temperature (ECT) sensor, checking . Check thermostat. → 19 - ENGINE - COOLING SYSTEM
P1325	17733	Cylinder 1 Knock Contr Limit Attained	Check knock sensor and knock control → Knock sensors, checking .
P1326	17734	Cylinder 2 Knock Contr Limit Attained	Correct abnormal engine running noises (accessories loose, brackets/bolts broken)
P1327	17735	Cylinder 3 Knock Contr Limit Attained	Check harness connectors and wiring using wiring diagrams. Electrical Wiring Diagrams, Troubleshooting Component Locations

* For these malfunctions, ECM does not switch on the Malfunction Indicator Lamp (MIL) unless malfunction is recognized again after another engine start. Significance of Malfunction Indicator Lamp (MIL) → Malfunction Indicator Lamp (MIL), significance .

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1328	17736	Cyl.4-Knock Contr Limit Attained	Loosen knock sensor and retighten to 20 Nm. Change type of fuel.
P1329	17737	Cyl.5-Knock Contr Limit Attained
P1330	17738	Cyl.6-Knock Contr Limit Attained
P1336	17744	Engine torque control adaptation at limit	Check Mass Air Flow sensor → Mass Air Flow (MAF) Sensor G70 , checking Check intake air temperature sensor → Intake air temperature sensor G42 , checking . Check engine coolant temperature sensor → Engine Coolant Temperature (ECT) sensor, checking .
P1340	17748	Crankshaft-/Camshaft Pos. Sens. Signals Out of Sequence	Check Camshaft Position (CMP) sensor G40 → Camshaft Position (CMP) sensor G40 , checking Check engine speed (RPM) sensor → Engine speed (RPM) sensor G28 , checking .
P1341	17749	Ignition Coil Power Output Stage 1 Short to Ground	Check ignition cables and spark plugs → Ignition system components, removing and installing . Check ignition coil → Ignition coils with power output stage, checking . Check misfire recognition → Misfire recognition, checking .
P1343	17751	Ignition Coil Power Output Stage 2 Short to Ground
P1345	17753	Ignition Coil Power Output Stage 3 Short to Ground

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1386	17794	Internal Control Module Knock Control Circ. Error * See note	Replace engine control module → Engine Control Module (ECM), replacing .
P1387	17795	Control module internal altitude sensor * See note
P1393	17801	Ignition Coil Power Output Stage 1 Electrical Malfunction	Check ignition cables and spark plugs → Ignition system components, removing and installing .
P1394	17802	Ignition Coil Power Output Stage 2 Electrical Malfunction	Check ignition coil → Ignition coils with power output stage, checking .
P1395	17803	Ignition Coil Power Output Stage 3 Electrical Malfunction	Check misfire recognition → Misfire recognition, checking .
P1410	17818	Tank Ventilation Valve Circ Short to B+	Check Evaporative Emission (EVAP) canister purge regulator valve N80 → output Diagnostic Test Mode (DTM), → Output Diagnostic Test Mode (DTM), activating .
P1420	17828	Sec. Air Inj. Valve Circ Electrical Malfunction	Check secondary air injection valve → output Diagnostic Test Mode (DTM), → Output Diagnostic Test Mode (DTM), activating .
P1421	17829	Sec. Air Inj. Valve Circ Short to Ground
P1422	17830	Sec. Air Inj. Sys. Contr. Valve Circ. Short to B+

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1424	17832	Sec. Air Inj. Sys., Bank1 Leak Detected	Check Secondary Air Injection (AIR) system for leaks. → 26 - EXHAUST SYSTEM, EMISSION CONTROLS
P1425	17833	Tank Vent. Valve Short to Ground	Check Evaporative Emission (EVAP) canister purge regulator valve N80 → output Diagnostic Test Mode (DTM), → Output Diagnostic Test Mode (DTM), activating .
P1426	17834	Tank Vent. Valve Open
P1432	17840	Sec. Air Inj. Valve Open	Check secondary air injection valve → output Diagnostic Test Mode (DTM), → Output Diagnostic Test Mode (DTM), activating .
P1433	17841	Sec. Air Inj. Sys. Pump Relay Circ Open	Check Secondary Air Injection (AIR) pump relay J299 → output Diagnostic Test Mode (DTM), → Output Diagnostic Test Mode (DTM), activating .
P1434	17842	Sec. Air Inj. Sys. Pump Relay Circ. Short to B+
P1435	17843	Sec. Air Inj. Sys. Pump Relay Circ. Short to Ground

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1471	17879	EVAP Emission Contr. LDP Circ. Short to B+	Check leak detection pump. → 20 - FUEL SUPPLY Check Evaporative Emission (EVAP) system for leaks. → 20 - FUEL SUPPLY
P1472	17880	EVAP Emission Contr. LDP Circ. Short to Ground
P1473	17881	EVAP Emission Contr. LDP Circ. Open Circ.
P1475	17883	EVAP Emission Contr. LDP Circ Malfunction/Signal Circ. Open
P1476	17884	EVAP Emission Contr. LDP Circ. Malfunction/Insufficient Vacuum
P1501	17909	Fuel Pump Relay Circ Short to Ground	Check fuel pump relay. Electrical Wiring Diagrams, Troubleshooting Component Locations
P1502	17910	Fuel Pump Relay Circ. Short to B+
P1515	17923	Intake Manifold Change-over Valve Circuit Short to Ground	Check Intake Manifold change-over valve → output Diagnostic Test Mode (DTM), → Output Diagnostic Test Mode (DTM), activating .

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1516	17924	Intake Manifold Changover Valve Circuit Open	Check Intake Manifold change-over valve → output Diagnostic Test Mode (DTM), → Output Diagnostic Test Mode (DTM), activating .
P1539	17947	Clutch pedal switch Implausible signal	Check clutch pedal switch → Clutch pedal switch F36 signal, checking .
P1541	17949	Fuel Pump Relay Circ Open	Check fuel pump relay. Electrical Wiring Diagrams, Troubleshooting Component Locations
P1542	17950	Throttle Actuation Potentiometer Range/Performance * See note	Check throttle valve control module → Throttle valve control module J338 , checking .
P1543	17951	Throttle Actuation Potentiometer Signal too Low
P1544	17952	Throttle Actuation Potentiometer Signal too High
P1545	17953	Throttle Pos. Contr Malfunction * See note
P1558	17966	Throttle Actuator Electrical Malfunction

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1559	17967	Idle Speed Contr. Throttle Pos Adaptation Malfunction * See note	Adapt engine control module to throttle valve control module → Engine Control Module (ECM) to throttle valve control module, adaptation .
P1565	17973	Idle Speed Control Throttle Position Lower Limit not Attained	Check throttle valve control module → Throttle valve control module J338 , checking .
P1568	17976	Idle Speed Contr. Throttle Pos. Mechanical Malfunction * See note
P1569	17977	Switch for CCS E45 Implausible signal * See note	Check cruise control system → Cruise control system (CCS), checking .
P1570	17978	Engine control module locked	Adapt Motronic ECM J220 to electronic anti-theft immobilizer. → 01 ON BOARD DIAGNOSTIC (OBD)
P1602	18010	Power supply ( B+ ) Terminal 30 Low Voltage	Check voltage supply for control module → Engine Control Module (ECM) voltage supply, checking .
P1603	18011	Internal Control Module Self Check	Replace Motronic Engine Control Module (ECM) J220 → Engine Control Module (ECM), replacing .
P1612	18020	Electronic Control Module Incorrect Coding	Code engine control module → Engine Control Module (ECM), coding .
P1626	18034	Data-Bus Powertrain Missing Message from Transm. Contr	Check CAN-Bus → CAN-Bus, checking .

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1630	18038	Accelera. Pedal Pos.Sensor 1 Signal too Low * See note	Check accelerator pedal. → 20 - FUEL SUPPLY
P1631	18039	Accelera. Pedal Pos.Sensor 1 Signal too High * See note
P1633	18041	Accelera. Pedal Pos.Sensor 2 Signal too Low * See note
P1634	18042	Accelera. Pedal Pos.Sensor 2 Signal too High * See note
P1639	18047	Accelera. Pedal Pos.Sensor 1+2 Range/Performance * See note^{, 2)}
P1640	18048	Internal Contr. Module (EEPROM) Error	Replace Motronic Engine Control Module (ECM) J220 → Engine Control Module (ECM), replacing .
P1648	18056	Data Bus Powertrain malfunctioning	Check CAN-Bus → CAN-Bus, checking

* Incorrect malfunction display. Correct display should be: Accelera. Pedal Pos. Sensor1 Range/Performance

Diagnostic Trouble Codes (DTCs)		Diagnostic Trouble Code (DTC) display	Corrective action
SAE	VAG
P1676	18084	Drive by Wire-MIL Circ Electrical Malfunction * See note	Check engine control module wiring to EPC warning lamp → Electronic Power Control (EPC) warning lamp in instrument cluster (through m.y. 1999), significance .
P1677	18085	Drive by Wire-MIL Circ Short to B+ * See note
P1678	18086	Drive by Wire-MIL Circ Short to Ground * See note
P1679	18087	Drive by Wire-MIL Circ Open * See note
P1681	18089	Contr. Unit Programming not Finished	Replace Motronic Engine Control Module (ECM) J220 → Engine Control Module (ECM), replacing .
P1691	18099	Malfunction Indication Light Open	Check wiring from engine control module to MIL → Malfunction Indicator Lamp (MIL), significance .
P1692	18100	Malfunction Indication Light Short to Ground
P1693	18101	Malfunction Indication Light Short to B+