PIAGGIO Vespa Cosa 125 User Manual

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COSA

PIAGGIO Vespa Cosa 125 Specifications

General

Engine Type	Single-cylinder, 2-stroke
Cooling	Air-cooled
Rear Suspension	Hydraulic shock absorber
Rear Brake	Drum brake
Fuel System	Carburetor
Transmission	Automatic
Front Brake	Disc brake

Summary

General Instructions

Safety Rules

General safety precautions for working on the vehicle.

Maintenance Rules

Technical Specifications

Torque Specifications

Engine and Transmission Torque

Chassis and Suspension Torque

Carburettor Maintenance

Carburettor Overhaul

Electrical System Troubleshooting

Voltage Regulator Issues

EBC Braking System Functionality

System Operation

EBC Braking System Safety

EBC Safety Rules

EBC System Checks and Guidelines

Speed Sensor Checks

Pressure Limiting Valve Checks

EBC Diagnosis System

EBC Breakdown Codes

Breakdown Code Table

EBC Breakdown Troubleshooting

Breakdown Code 2: Isolation Solenoid Circuit Open

Troubleshooting steps for breakdown code 2.

Breakdown Code 3: Exhaust Solenoid Circuit Open

Troubleshooting steps for breakdown code 3.

Breakdown Code 4: Limiter Valve Reset Switch Closed

Troubleshooting steps for breakdown code 4.

Breakdown Code 5: Exhaust Pressure System Too Frequent Intervention

Troubleshooting steps for breakdown code 5.

Breakdown Code 6: Intermittent Speed Signal Reading

Troubleshooting steps for breakdown code 6.

Breakdown Code 7: Insulating Solenoid Short Circuit

Troubleshooting steps for breakdown code 7.

Breakdown Code 8: Exhaust Solenoid Short Circuit

Troubleshooting steps for breakdown code 8.

Breakdown Code 9: Speed Sensor Circuit Open

Troubleshooting steps for breakdown code 9.

Breakdown Code 10: Speed Sensor Circuit Short Circuit

Troubleshooting steps for breakdown code 10.

Breakdown Code 11: Stop Switch Remains On

Troubleshooting steps for breakdown code 11.

Breakdown Code 13: General ECM Bad Functioning

Troubleshooting steps for breakdown code 13.