Aprilia Sonic Fault Codes

Aprilia Sonic motorcycles have engines, which are made up of many different parts. These parts must work together in order for the engine to function. A problem with one of the parts can make the engine not run. There are many different parts that make up an engine. The following aprilia sonic faults are the list of some of the parts of a motorcycle engine.

Begin by checking Aprilia Sonic level and adding more, and then see what happens. Another possibility is that your master cylinder is affected by leaks or air bubbles. You may need to have this part replaced to fix it. What can I do when the Aprilia Sonic brakes lock up while I’m riding? This can be a serious situation, so don’t hesitate to call for a tow truck. The problem could be a problem with your master cylinder.

Aprilia Sonic Faults :

The warning light comes on when one of the various sensors has detected an abnormal condition in the Aprilia Sonic engine's performance. For example, if the oil pressure drops below a certain threshold or if the air/fuel ratio rises beyond a certain point, then this would cause an immediate alert from your vehicle's engine management system.

Aprilia engine management system is able to self-diagnose faults and tell you what's wrong with it.

To display the Aprilia Fault Codes diagnostics codes, enable diagnostics mode by pressing the LAP button at key-ON for at least 15 seconds. To exit the diagnostics code display and return to the normal display mode, run a key-OFF/ON cycle. When the faults are eliminated and hence the Fault Code is no longer being sent to the dashboard by the ECU, the dashboard will continue to display them until a key-OFF/ON cycle is run. lithe dashboard is sent a code other than those given in the following diagnostics code table, it will display PXX where the XX ls the last iwo digits of the code in question. lf the CAN line does not respond or is disconnected in diagnostics mode, ERR will flash in place of the code digits

Aprilia Error Code List :

Component Fault Code DTC Possible Cause
Camshaft position sensor 11 Sensor not connected.

Sensor broken.

Wiring faulty.

Crankshaft position sensor 12
Intake pressure sensor 13
Intake pressure sensor 14 Excessive pressure difference between two pressure sensors
Throttle position sensor 15 Sensor not connected.

Sensor broken.

Wiring faulty.

Coolant temperature sensor 21
Air temperature sensor 22
Atmospheric pressure sensor (inside ECU) 23 Sensor faulty
Ignition coil 1, Front cylinder 33 Ignition coil faulty or wiring not connected
Ignition coil 2, Front cylinder 34
Ignition coils 1 and 2, Front cylinder 33,34
Ignition coil 1, Rear cylinder 35
Ignition coil 2, Rear cylinder 36
Ignition coils 1 and 2, Rear cylinder 35,36
Fall Sensor (tip-over sensor) 41 Sensor not connected.

Sensor broken.

Wiring faulty.

Aprilia ECU Error Codes

This menu allows you to view any current errors (active) or stored (memo) as detected by the ECU. The presence of an error is indicated by x. To identify the error, please refer to the “ECU error codes” table.

Engine overheatECU 01
Pick-up sensor failureECU 02
Wrong signal from throttle position sensorsECU 03
Wrong signal from throttle position sensor 1ECU 04
Wrong signal from throttle position sensor 2ECU 05
Throttle position sensor 1 malfunctionECU 06
Throttle position sensor 2 malfunctionECU 07
Throttle position sensors malfunctionECU 08
Incorrect charging voltageECU 09
Oil pump malfunctionECU 10
Air injector malfunctionECU 11
Fuel injector malfunctionECU 12
Ignition circuit malfunctionECU 13
Fuel pump malfunctionECU 14
Engine rpm limiter trippedECU 15
Error in ECU power supplyECU 16
Rpm limiter tripped while startingECU 17
Engine temperature sensor malfunctionECU 18
Error on ECU throttle sensor connectionECU 22
Atmospheric pressure sensor malfunctionECU 23

Aprilia Instrument Panel Error Codes :

Immobilizer failure: Key code read but not acknowledgedDSB 01
Immobilizer failure: Key code not read (key not available or transponder broken)DSB 02
Immobilizer failure: Broken antenna (open or short-circuited)DSB 03
Immobilizer failure: Inner controller failureDSB 04
Fuel sensor failureDSB 05

Aprilia Sonic Motorcycle Problems :

  • Aprilia sonic after fire
  • Aprilia sonic air cleaner clogged, poorly sealed, or missing
  • Aprilia sonic air cleaner element clogged
  • Aprilia sonic air duct loose
  • Aprilia sonic air suction valve trouble
  • Aprilia sonic air switching valve trouble
  • Aprilia sonic backfiring when deceleration
  • Aprilia sonic cracked or obstructed intake air pressure sensor
  • Aprilia sonic crankshaft sensor trouble
  • Aprilia sonic eCU ground and power supply trouble
  • Aprilia sonic eCU trouble
  • Aprilia sonic engine overheating - Water temperature sensor or crankshaft sensor trouble
  • Aprilia sonic engine stalls easily
  • Aprilia sonic engine vacuum not synchronizing
  • Aprilia sonic exhaust Smokes Excessively
  • Aprilia sonic firing incorrect
  • Aprilia sonic fuel filter clogged
  • Aprilia sonic fuel injector clogged
  • Aprilia sonic fuel injector O-ring damage
  • Aprilia sonic fuel injector trouble
  • Aprilia sonic fuel line clogged
  • Aprilia sonic fuel poor quality or incorrect
  • Aprilia sonic fuel pressure regulator trouble
  • Aprilia sonic fuel pressure too low or too high
  • Aprilia sonic fuel pump bearings may wear. Replace the fuel pump
  • Aprilia sonic fuel pump not operating
  • Aprilia sonic fuel pump operates intermittently and often DFI fuse blows
  • Aprilia sonic fuel pump relay trouble
  • Aprilia sonic fuel pump trouble
  • Aprilia sonic fuel/air mixture incorrect
  • Aprilia sonic fuel/air mixture incorrect
  • Aprilia sonic gear position sensor, starter lockout or side stand switch trouble
  • Aprilia sonic inspect and repair or replace
  • Aprilia sonic intake air pressure sensor trouble
  • Aprilia sonic intake air temperature sensor trouble
  • Aprilia sonic intake air temperature sensor trouble
  • Aprilia sonic intermittent any DFI fault and its recovery
  • Aprilia sonic little fuel in tank
  • Aprilia sonic main throttle sensor trouble
  • Aprilia sonic no or little fuel in tank
  • Aprilia sonic poor acceleration
  • Aprilia sonic spark plug burned or gap maladjusted
  • Aprilia sonic spark plug dirty, broken or gap maladjusted
  • Aprilia sonic spark plug incorrect
  • Aprilia sonic spark weak
  • Aprilia sonic stick coil shorted or not in good contact
  • Aprilia sonic stick coil trouble
  • Aprilia sonic subthrottle sensor trouble
  • Aprilia sonic subthrottle valve actuator trouble
  • Aprilia sonic throttle body assy dust seal damage
  • Aprilia sonic throttle body assy holder loose
  • Aprilia sonic throttle valves will not fully open
  • Aprilia sonic unstable (rough) idling
  • Aprilia sonic unstable fuel pressure
  • Aprilia sonic vacuum hose
  • Aprilia sonic vehicle-down sensor trouble
  • Aprilia sonic water or foreign matter in fuel Change fuel
  • Aprilia sonic water temperature sensor trouble

Fault problems that can occur with yourAprilia Sonicmotorcycle engine is a blown head gasket. This can cause your engine to overheat and possibly crack the cylinder heads. In this case, it is best to take your Aprilia Sonic motorcycle to a professional mechanic to have it checked out. Another common problem is with the carburetor. The carburetor is the part of your motorcycle that mixes air and fuel to create the combustion needed to power the engine.

Possible Failure Types :

  • Strange Aprilia Sonic engine noise.
  • Aprilia Sonic fog from engine.
  • Strange Aprilia Sonic engine noise.
  • Aprilia Sonic Vibrations and Rattling
  • Aprilia Sonic Loud Acceleration
  • Aprilia Sonic rusty exhaust
  • Aprilia Sonic blockages in exhaust pipe
  • Aprilia Sonic wear and tear exhaust
Aprilia Logo

Aprilia was founded directly after WW2 as a manufacturer of bicycles, moving to scooters and motorcycles in 1968. Today, Aprilia enjoys success in the competitive sports and adventure bike segments, as well as competing in a variety of motorcycle racing championships.

Check other Aprilia fault codes.

Common abbreviations and their meanings below:

ABS: Anti-Lock Braking System
ACR: Automatic Compression Release
AFR: Air Fuel Ratio
AIS: Active Intake Solenoid
ATS: Air Temperature Sensor
BAS: Bank Angle Sensor
BCM: Body Control Module
CAN: Controller Area Network
CCM: Cruise Control Module
CKP: Crank Position Sensor
DLC: Datalink Connector
DTC: Diagnostic Trouble Codes
ECM: Electronic Control Module
ECT: Engine Coolant Temperature
ECU: Electronic Control Unit
EFI: Electronic Fuel Injection
EFP: Electronic Fuel Pump
ET: Engine Temperature sensor
FI: Fuel Injectors
FPR: Fuel Pressure Regulator
H-DSSS: Harley-Davidson® Smart Security System
HCU: Hydraulic Control Unit, ABS
HFSM: Hands Free Security Module
HO2S: Heated Oxygen Sensor
IAC: Idle Air Control actuator
IAT: Intake Air Temperature sensor
ICM: Ignition Control Module
IMAP: MAP + IAT in one unit
ISS: Ion Sensing System
JSS: Jiffy Stand Sensor
LHCM: Left Hand Control Module
MAP: Manifold Absolute Pressure sensor
MHR: Right Hand Control Module
RCM: Reverse Control Module
TCA: Throttle Control Actuator
TGS: Twist Grip Sensor
TMAP: Intake Air Temperature / Manifold Absolute Pressure equipment
TPS: Throttle Position Sensor
TSM / TSSM: (Turn Signal / Turn Signal Security Module)
VE: Volume Efficiency
VIN: Vehicle Identification Number
VSS: Vehicle Speed Sensor
WSS: Wheel Speed Sensor

These abbreviations, and the accompanying list of trouble codes, can be a great start when your Aprilia check engine light comes on. As mentioned above, if you are not comfortable with electrical diagnostic work, a dealership or qualified technician can offer assistance. Please keep in mind that even though you have the ability to clear a DTC using the onboard diagnostic feature, you shouldn't clear the code prior to your service appointment. Let the technician view and clear the codes as they troubleshoot the issue.

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Motorcycle electrical systems are very complex to fix it, check with your motorcycle diagnosis tool for the fault code and start motorcycle troubleshooting process.Some bike problems require professional troubleshooting and repair. However, there are many issues that you can easily fix on your own.

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