The MITSUBISHI SIGMA SCORPION provided a sporty coupe option in the New Zealand market when practical family cars were more typical. This wiki provides owners with insights into maintenance, potential issues, and general information to help keep their SCORPION in good condition.
SIGMA SCORPION owners should be aware of potential automatic transmission reliability problems and possible engine overheating, particularly in 2.0L models. Listen for unusual noises and maintain cooling system components to avoid bigger problems. These issues are more common as the vehicle reaches 120,000 - 180,000km.
WOF tips
When taking your MITSUBISHI SIGMA SCORPION for a Warrant of Fitness (WOF) inspection, pay attention to areas prone to rust, especially in the rear wheel arches and around the windscreen. Addressing any visible corrosion promptly can help prevent more extensive damage.
About the Mitsubishi Sigma Scorpion 4G52
Here's what MITSUBISHI SIGMA SCORPION Base owners should know:
Maintenance Essentials
Regular maintenance is crucial for keeping your SCORPION running smoothly. Key components to consider include: • SIDE PLATE COVER GASKET • EXHAUST FLANGE GASKET PIPE • IGNITION LEAD SET • OIL SEAL GEARBOX SHIFT ARM • WHEEL NUT & STUD FRONT • FUEL PUMP GASKET • STEERING IDLER ARM • OIL SEAL DIFFERENTIAL PINION REAR • AUTOMATIC TRANSMISSION OIL PAN GASKET • TIMING KIT • DISTRIBUTOR PICK UP • UNIVERSAL JOINT / COUPLING FRONT • BEARING CLUTCH SPIGOT • THERMOSTAT • INHIBITOR SWITCH
Pay close attention to these items during servicing to proactively address potential problems.
Common Issues & Considerations
The SCORPION, like many vehicles of its age, has certain areas that may require attention. Owners may observe issues with automatic transmission reliability and potential overheating with the 2.0L engine. These issues often arise between 120,000 and 180,000 kilometers, though proper maintenance can mitigate these concerns.
Performing maintenance on a SCORPION can be moderately challenging for DIY enthusiasts. Some tasks might require specialized tools or expertise. Consider seeking professional assistance when needed.
Questions owners ask
What are some common problems I might encounter with my 1978-1979 MITSUBISHI SIGMA SCORPION?
SIGMA SCORPION owners should be aware of potential automatic transmission reliability problems and possible engine overheating, particularly in 2.0L models. These issues are more common as the vehicle reaches 120,000 - 180,000km. Listen for unusual noises and maintain cooling system components to avoid bigger problems.
What kind of regular maintenance should I be doing on my MITSUBISHI SIGMA SCORPION to keep it running well?
Regular maintenance is crucial for your SCORPION. Key components to consider include the SIDE PLATE COVER GASKET, EXHAUST FLANGE GASKET PIPE, IGNITION LEAD SET, OIL SEAL GEARBOX SHIFT ARM, WHEEL NUT & STUD FRONT, FUEL PUMP GASKET, STEERING IDLER ARM, OIL SEAL DIFFERENTIAL PINION REAR, AUTOMATIC TRANSMISSION OIL PAN GASKET, TIMING KIT, DISTRIBUTOR PICK UP, UNIVERSAL JOINT / COUPLING FRONT, BEARING CLUTCH SPIGOT, THERMOSTAT, and INHIBITOR SWITCH. The service interval is 10000km.
Where can I get a replacement STEERING IDLER ARM for my 1978-1979 MITSUBISHI SIGMA SCORPION in NZ?
CARFIX stocks 348 SKUs for the MITSUBISHI SIGMA SCORPION 1978–1979, including the STEERING IDLER ARM. Check our website or visit a store near you to find the part you need.
What should I watch out for when taking my MITSUBISHI SIGMA SCORPION for a WOF?
When taking your MITSUBISHI SIGMA SCORPION for a Warrant of Fitness (WOF) inspection, pay attention to areas prone to rust, especially in the rear wheel arches and around the windscreen. Addressing any visible corrosion promptly can help prevent more extensive damage.
My MITSUBISHI SIGMA SCORPION is overheating. What could be the cause?
Overheating can be a problem, especially in 2.0L models, as the vehicle reaches 120,000 - 180,000km. Check the THERMOSTAT and ensure the cooling system is functioning correctly. Regular maintenance of the cooling system is crucial.
How often should I change the oil in my MITSUBISHI SIGMA SCORPION?
The recommended service interval for your MITSUBISHI SIGMA SCORPION is 10000km. Regular oil changes are essential to keep your engine running smoothly.
What parts should I replace as part of a major service on my MITSUBISHI SIGMA SCORPION?
A major service should include replacing the TIMING KIT, checking the IGNITION LEAD SET, and inspecting the FUEL PUMP GASKET. Also, consider replacing the THERMOSTAT to prevent overheating issues, especially if your SCORPION has over 120,000km on the clock.