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AUTO DIAGNOSTICS

 Professional Scanning & Fault Finding

When warning lights come on, engines hesitate, or electrical gremlins appear, you need accurate diagnostics—not guesswork. At Sonter Automotive, we combine specialist tools with expert technicians to pinpoint faults fast and fix them right.

What We Use (Why It Matters)

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AECS Oscilloscope (latest generation)

For diagnosing complex electrical faults and intermittent issues that simple code readers miss.

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Multiple OEM-level scan tools

To communicate with your vehicle’s systems (engine, transmission, ABS, airbags, A/C, TPMS) for precise, make-specific data.

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Full test lane

To check steering, suspension, and brakes under load — ideal when handling, braking, or noise symptoms accompany dash lights.

Symptoms We Diagnose

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- Check engine light / warning lights

- Rough idle, stalling, misfires, poor fuel economy

- ABS / airbag / traction control faults

- A/C not cooling, climate control errors

- Steering pull, vibration, brake shudder (with test-lane validation)

- Battery drain and intermittent electrical faults

Our Diagnostic Process

01

Interview & initial scan – capture symptoms, driving conditions, and codes

02

Live data & oscilloscope tests – verify sensor/actuator performance under real conditions.

03

Test-lane checks – assess steering, suspension, and braking where relevant.

04

Report & estimate – clear findings, recommended fixes, and upfront pricing.

05

Repair & verification – fix the root cause and road-test to confirm.

Why Choose Sonter for Diagnostics?

- Right tools + right method — advanced scope work beats “parts darts.”

- Transparent communication — clear results and next steps before any work.

- One stop — electrical + mechanical + test-lane in one Wigram workshop

- Trusted locally — backed by strong Google reviews from Christchurch drivers.

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"Cam helped me out earlier this year, he diagnosed the problem in under 5 minutes whereas other mechanics I had seen struggled to find the problem. Would strongly recommend Sonter Auto."

Matt Dua - 5 Star Google Review

Frequently asked questions

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