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Diagnostic Trouble Code (DTC) Identification

NOTE: Manufacturer does not supply on-board diagnostic testing information for 1.9L. For component location, see appropriate SYSTEM/COMPONENT TESTS - DIESEL article. For circuit, connector terminal No. and wire color ID, see appropriate WIRING DIAGRAMS article.
DTC IDENTIFICATION (1.9L)

VAG 1551 DTC (MIL DTC) System/ Affected Circuit Possible Cause/ Repair
00310 (1414) Catalyst Temp. Sensor 1 Open/Short To Ground
00312 (1422) Catalyst Temp. Sensor 2 Open/Short To Ground
00313 (1423) Catalytic Converter Defective Catalytic Converter Or Metering Pump
00513 (2111) Engine Speed Sensor  
00519 (2222) Manifold Absolute Pressure Sensor  
00522 (2312) Engine Coolant Temp. Sensor Open/Short Circuit To Ground Or Battery Voltage
00527 (2412) Intake Air Temperature Sensor Open/Short Circuit To Ground Or Battery Voltage
00532 (2234) System Voltage Power Supply Relay/ECM Terminal No. 30 (B+)
00539 (2311) Fuel Temp. Sensor Open/Short Circuit To Ground Or Battery Voltage
00542 (2211) Needle Lift Sensor  
00550 (2244) Injection Start Control  
00553 (2324) Mass Airflow Sensor Open/Short Circuit To Ground Or Battery Voltage
00575 (2221) Manifold Absolute Pressure Sensor  
00625(------) Vehicle Speed Signal  
00668(------) B+ Signal Too Low Power Supply Relay/ECM Terminal No. 30 (B+)
00671(------) Cruise Control Switch Open/Or Short Circuit To Battery Voltage Or Defective Switch
00741(------) Brake Pedal Position Monitor  
00765 (1412) Modulating Piston Displacement Sensor - Open or short circuit to ground or battery voltage, or defective injection pump.
00777 (3131) Throttle Position Sensor - Open or short circuit to battery voltage, or defective metering pump or EGR valve. Short Circuit To Battery Voltage
01177(------) - Short to battery voltage or defective, leaking or stuck fuel cut-off valve. Generator Load Signal Terminal Defective Generator Or Voltage Regulator - Open or short circuit to ground or battery voltage, or defective injection pump.
01208(------) Data Record - Defective brakelight switch, brake pedal switch or switch positions not synchronized. Error In Data Record Or Data Record Altered
01237 (4321) - No signal from vehicle speed sensor or no signal from speedometer to ECM on vehicles equipped with electrical speedometer. Fuel Cut-Off Valve - Defective wastegate by-pass valve, hoses incorrectly routed or disconnected.
01242 (4332) Final Stage In ECM - Defective cold start injector or needle lift sensor, vapor lock, fuel tank empty or fuel supply shortage.  
01268 (4312) - Open or short circuit to ground or battery voltage in wiring to injector No. 3, fuel shortage or vapor lock. Quantity Adjuster - Open or short circuit to ground or battery voltage, defective wastegate by-pass regulator valve or ECM, hoses incorrectly routed or not connected.
65535 (1111) Electronic Control Module - Open or short circuit to ground or battery voltage, incorrect sensor, metal particles on sensor wheel or sensor not mounted tightly. Replace Faulty Electronic Control Module
- Check connectors, wiring circuit and component (if applicable). If connectors and wiring circuit check okay, substitute a known-good component and retest system. If component is okay, replace ECM.
NOTE: See SYSTEM/COMPONENT TESTS - DIESEL article for component location. For circuit, connector terminal No. and wire color ID, see appropriate WIRING DIAGRAM in WIRING DIAGRAMS article.