
Engine Diagnostics
Modern vehicles rely on complex electronic systems, and when something goes wrong, the check engine light can indicate hundreds of possible issues. At Mao Motors, we use state-of-the-art diagnostic equipment to read fault codes, analyse live data, and pinpoint problems accurately. Our experienced technicians interpret diagnostic results in the context of your vehicle's overall condition, ensuring we fix the root cause — not just clear the warning light.
What's Included
- OBD-II and manufacturer-specific diagnostics
- Live data analysis and fault code reading
- Engine performance testing
- Emissions system diagnostics
- Electrical system troubleshooting
- Detailed diagnostic report provided
Frequently Asked Questions
What does a check engine light mean?+
How much does engine diagnostics cost?+
Other Services
Warrant of Fitness (WoF)
Fast, thorough WoF inspections from $65 incl. GST by NZTA-authorised inspectors at Mao Motors, Wairau Valley. Walk-ins welcome. 58-point safety check.
from $65 incl. GSTCar Servicing
Minor and major car servicing from $189 incl. GST for all makes and models. MTA Member workshop in Wairau Valley, North Shore Auckland. Quality parts guaranteed.
from $189 incl. GSTBrake Repair & Service
Expert brake inspections, pad replacements, and complete brake system repairs from $149 incl. GST. MTA Member workshop in Wairau Valley, North Shore Auckland.
from $149 incl. GSTTransmission Service
Automatic and manual transmission servicing, repairs, and fluid changes from $149 incl. GST. Trusted MTA Member workshop in Wairau Valley, North Shore.
from $149 incl. GSTTyre Services
Tyre supply, fitting, balancing, rotation, and wheel alignment from $99 per tyre incl. GST. All vehicle types. MTA Member workshop, Wairau Valley.
from $99 incl. GST per tyre