Volkswagen VW 96-04 LT 2.3 Trouble Code Info

VW

 
96-04 2.3 Liter  Engine Code: AGL
VAG type Fault location Probable cause
00000 No fault found
81002 Engine coolant temperature (ECT) sensor -short circuit Wiring short circuit, ECT sensor
81003 Engine coolant temperature (ECT) sensor -broken wire Wiring open/short circuit, poor connection, ECT sensor
81004 Engine coolant temperature (ECT) sensor -range/ performance problem ECT defective, ECM
81005 Engine coolant temperature (ECT) sensor -loose connection Wiring, multi-plug, ECT sensor
81006 lntake air temperature (lAT) sensor -short circuit Wiring short circuit, lAT sensor
81007 lntake air temperature (lAT) sensor -broken wire Wiring open/short circuit, poor connection, lAT sensor
81008 lntake air temperature (lAT) sensor -loose connection Wiring, multi-plug, lAT sensor
81009 Manifold absolute pressure (MAP) sensor -range Hoses blockedlleaking, ECM performance problem
81010 Manifold absolute pressure (MAP) sensor -no signal Hoses interchanged/not connected, ECM
81011 Closed throttle position (CTP) switch -switch contacts  Wiring short circuit, CTP switch always closed
81012 Closed throttle position (CTP) switch -loose connection  Wiring, multi-plug, CTP switch
81068 Closed throttle position (CTP) switch -switch contacts  Wiring open circuit, throttle valve tight/sticking, always open ISC actuator, CTP switch
81013 Throttle position (TP) sensor -high input  Wiring short to positive, TP sensor
81014 Throttle position (TP) sensor -low input  Wiring short to earth, TP sensor
81015 Throttle position (TP) sensor -loose connection  Wiring, multi-plug, TP sensor
81016 ldle speed control (ISC) actuator position sensor  Wiring short to positive, ISC actuator position high input sensor
81017 ldle speed control (!SC) actuator position sensor  Wiring short to earth, ISC actuator position sensor low input
81018 ldle speed control (ISC) actuator position sensor -loose connection Wiring, multi-plug, ISC actuator position sensor
81019 ldling control -lower limit reached lntake leak
81020 ldling control -upper limit reached ISC actuator/position sensor
81021 ldling control -limp-home mode ISC actuator/position sensor, intake leak
81022 Heated oxygen sensor (H02S) -high voltage Wiring short to positive, H02S
81023 Heated oxygen sensor (H02S) -broken wire Wiring open circuit, H02S
81024 Heated oxygen sensor (H02S) -range/performance H02S problem
81025 Heated oxygen sensor (H02S) -heater short ta earth Wiring short to earth, H02S
81026 Heated oxygen sensor (H02S) -heater short ta positive Wiring short to positive, H02S
81027 Heated oxygen sensor (H02S) -broken wire Wiring open circuit, H02S
81028 Lambda regulation -control limit exceeded Fuel pressure/pump, ignition system, intake/ exhaust leak, injector(s), H02S, EVAP canister purge valve
81029 Heated oxygen sensor (H02S) -lambda control limit not reached Fuel pressure, ignition system, intake/exhaust leak, injector(s), H02S/heating, EVAP canister purge valve
81030 lnjectors 1 & 4 -short to  positive Wiring short to positive, injector
81031 lnjectors 1 & 4 -open circuit/short to earth Wiring open circuit/short to earth, injector
81032 lnjectors 2 & 3 -short to positive Wiring short to positive, injector
81033 lnjectors 2 & 3 -open circuiut/short to earth Wiring open circuit/short to earth, injector
81034 Mixture control (MC), idling -too rich Fuel pressure, ignition system, injector(s), H02S/ heating, exhaust leak, EVAP canister purge valve
81035 Mixture control (MC), idling -too lean Fuel pressure, ignition system, intake leak, injector(s), H02S/heating, exhaust leak
81036 Mixture control (MC), partial load -too rich Fuel pressure, ignition system, injector(s), H02S/ heating, exhaust leak, EVAP canister purge valve
81037 Mixture control (MC), partial load -too lean Fuel pressure, ignition system, intake leak, injector(s), H02S/heating, exhaust leak
81038 Ignition coil/amplifier, cylinders 1 & 4 -short to positive Wiring, ignition coil/amplifier
81039 Ignition coil/amplifier, cylinders 1 & 4 -ignition failure Poor connection, wiring, HT lead, spark plugs, ignition coil/amplifier
81040 Ignition coil/amplifier, cylinders 1 & 4 -current too low Wiring short to earth, ignition coil/amplifier
81041 Ignition coil/amplifier, cylinders 2 & 3 -short to positive Wiring, ignition coil/amplifier
81042 Ignition coil/amplifier, cylinders 2 & 3 -ignition failure Poor connection, wiring, HT lead, spark plugs, ignition coil/amplifier
81043 Ignition coil/amplifier, cylinders 2 & 3 -current too low Wiring short to earth, ignition coil/amplifier
81044 Crankshaft position (CKP) sensor/engine speed (RPM) -no signal/implausible signal Wiring, air gap, metal particles, insecure sensor/ sensor, CKP/RPM sensor
81045 Crankshaft position (CKP) sensor/engine speed (RPM) Air gap, metal particles sensor
81046 Crankshaft position (CKP) sensor/engine speed (RPM) -engine RPM implausible Air gap, metal particles sensor
81047 Engine control module (ECM), Module coding plug short to earth Module coding plug short to earth
81048 Engine control module (ECM), Module coding plug short to positive Module coding plug short to positive
81049 Crankshaft position (CKP) sensor/engine speed (RPM) sensor -signal short to earth ECM, Wiring short to earth
81050 Crankshaft position (CKP) sensor/engine speed (RPM) sensor -signal short to positive ECM, Wiring short to earth
81051 Vehicle speed sensor (VSS) -no signal Vehicle speedometer, wiring open circuit, VSS
81052 Vehicle speed sensor (VSS) -implausible signal Wiring, VSS
81055 Fuel pump relay -open circuit/short to positive Wiring open circuit/short to positive, fuel pump relay
81056 Fuel pump relay -open circuit/short to earth Wiring open circuit/short to earth, fuel pump relay
81059 Evaporative emission (EVAP) canister purge valve -open circuit/short to positive Wiring open circuit/short to positive, fuel pump relay, EVAP canister purge valve
81060 Evaporative emission (EVAP) canister purge valve -open circuit/short to earth Wiring open circuit/short to earth, fuel pump relay, EVAP canister purge valve
81061 Mixture control (MC) -limit exceeded Battery, wiring
81063 Engine control module (ECM) -supply voltage low Wiring short to positive, exhaust brake solenoid
81069 Exhaust brake solenoid -short to positive Wiring open circuit/short to earth, exhaust brake solenoid
81070 Exhaust brake solenoid -open circuit/short to earth Instrumentation control module incorrectly coded
81071 Vehicle speed sensor (VSS) -speed deviation too large Instrumentation control module incorrectly coded
81072 Vehicle speed sensor (VSS) -implausible signal Wiring, vehicle speedometer, VSS