Vehicle troubleshooting Opel Omega A
Engine
The engine does not start Battery connections are loose or corroded The battery is discharged or faulty The wiring in the starter circuit is faulty, loose or...
The engine does not start Battery connections are loose or corroded The battery is discharged or faulty The wiring in the starter circuit is faulty, loose or...
Cooling system
Overheat Not enough coolant in the system Thermostat is faulty The radiator core is clogged Cooling fan or thermoviscous coupling is faulty Temperature...
Overheat Not enough coolant in the system Thermostat is faulty The radiator core is clogged Cooling fan or thermoviscous coupling is faulty Temperature...
Fuel and exhaust systems
Excessive fuel consumption The air filter element is dirty or clogged The choke mechanism is not adjusted correctly or the choke is stuck - petrol models with...
Excessive fuel consumption The air filter element is dirty or clogged The choke mechanism is not adjusted correctly or the choke is stuck - petrol models with...
Clutch
The pedal fails - there is no pressure or the resistance is very low Low hydraulic fluid level/air in hydraulic system The release bearing or the clutch...
The pedal fails - there is no pressure or the resistance is very low Low hydraulic fluid level/air in hydraulic system The release bearing or the clutch...
Manual transmission
Noise when driving with the gearshift lever in neutral Worn input shaft bearings (the noise disappears when the clutch pedal is pressed) The release bearing is...
Noise when driving with the gearshift lever in neutral Worn input shaft bearings (the noise disappears when the clutch pedal is pressed) The release bearing is...
Automatic transmission
Note: Due to the complexity of the automatic transmission, it is very difficult to properly diagnose and troubleshoot this unit yourself. For problems not...
Note: Due to the complexity of the automatic transmission, it is very difficult to properly diagnose and troubleshoot this unit yourself. For problems not...
Differential and propeller shaft
Vibration when accelerating or decelerating The universal joint is worn out Driveshaft is deformed or skewed A screeching sound that increases in intensity...
Vibration when accelerating or decelerating The universal joint is worn out Driveshaft is deformed or skewed A screeching sound that increases in intensity...
Brake system
Note: Before concluding that the brake system is faulty, check the front wheel alignment, tire condition and tire pressure. Also make sure that the vehicle is...
Note: Before concluding that the brake system is faulty, check the front wheel alignment, tire condition and tire pressure. Also make sure that the vehicle is...
Suspension and steering
Note: Before concluding that there is a problem with the suspension or steering, make sure that the problem is not caused by incorrect tire pressure, wheel...
Note: Before concluding that there is a problem with the suspension or steering, make sure that the problem is not caused by incorrect tire pressure, wheel...
Electrical system
The battery does not hold a charge for more than a few days The battery is internally faulty Battery terminals are loose or corroded Auxiliary drive belt is...
The battery does not hold a charge for more than a few days The battery is internally faulty Battery terminals are loose or corroded Auxiliary drive belt is...
This section is available on russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
See similar ones from other Opel car manuals:
▶ General information: Troubleshooting Opel Vectra B (1995-2002)
▶ General information: Faults en route Opel Astra J (2009-2015, petrol)
▶ General information: Troubleshooting Opel Vectra B (1995-2002)
▶ General information: Faults en route Opel Astra J (2009-2015, petrol)
Share information:
- General information
- User manual
- Maintenance
- Troubleshooting
- Power unit
- Petrol 4-cylinder
- Petrol 6-cylinder
- Engine overhaul
- Diesel engines 2.0 l
- Diesel engines 2.5 l
- Cooling and heating
- Injection system (gasoline)
- Fuel system (diesel)
- Fuel system
- Exhaust system
- Ignition system
- Transmission
- Clutch
- Mechanical gearbox
- Automatic gearbox
- Main gear and shafts
- Chassis
- Brake system
- Car suspension
- Steering
- Body
- Body elements
- Electrical equipment
- Equipment and devices
- Electrical circuits
- General information
- User manual
- Tips for the car owner
- Maintenance (gasoline)
- Maintenance (diesel)
- Power unit
- Petrol engine SOHC 2.0 l
- Petrol engine DOHC 2.0 l
- Petrol engines 2.5 and 3.0 l
- Repair of gasoline engines
- Diesel engine 2.0 l
- Diesel engine repair 2.0 l
- Diesel engine 2.5 l
- Cooling and heating
- Power system (petrol)
- Emission reduction
- Fuel system (diesel 2.0 l)
- Fuel system (diesel 2.5 l)
- Launch system
- Ignition system
- Transmission
- Clutch
- Mechanical gearbox
- Automatic gearbox
- Drive shafts
- Chassis
- Brake system
- Wheel suspension
- Steering
- Body
- Exterior
- Interior
- Doors and windows
- Electrical equipment
- Equipment and devices
- Wiring diagrams (early)
- Wiring diagrams (late)
- General information
- User manual
- Maintenance
- Changes and additions
- Troubleshooting
- Power unit
- Gasoline engines
- Diesel engines
- Cooling system
- Fuel system (gasoline)
- Fuel system (diesel)
- Ignition system
- Transmission
- Clutch
- Mechanical gearbox
- Automatic gearbox
- Cardan shaft
- Drive shafts
- Chassis
- Brake system
- Car suspension
- Steering
- Body
- Exterior
- Interior
- Electrical equipment
- Power devices
- Lighting and appliances
- Electrical circuits