SwiftScan Diagnostics

10/10/2026

24/09/2026

06/08/2026

06/08/2026

🚗 Golf 7 GTI | Check Engine Light On

The owner was concerned about the check engine light and wanted to know the actual cause before replacing any parts.

After a full dealer-level diagnostic, the fault was traced to a failed oxygen (O₂) sensor.

✅ No guesswork.
✅ No unnecessary parts replacement.
✅ Just accurate diagnostics to identify the root cause.

Too often, people replace parts hoping the warning light disappears. A proper diagnosis saves time, money, and frustration.

📍 Mobile vehicle diagnostics in Pretoria & surrounding areas.
📲 WhatsApp 083 520 8655 to book.

We don't guess. We diagnose.

01/08/2026

This 2015 VW Polo 1.2 TSI arrived with the EPC warning light on.

The throttle body had already been cleaned, but the fault remained.

A full diagnostic scan pointed to incorrect engine timing. With over 250,000 km on the clock, the timing belt was overdue.

The owner replaced the timing belt the same day.

✅ EPC light resolved.
✅ Vehicle running correctly.
✅ 5-star Google review.

Don't waste money replacing parts based on guesswork. Get the fault diagnosed first.

📍 Mobile vehicle diagnostics across Gauteng.

📲 Book with SwiftScan Diagnostics

26/07/2026

New injectors. Same problem.

This 2013 VW Amarok 2.0 BiTDI kept going into limp mode with the glow plug light flashing under wide open throttle—even after new injectors had been fitted.
Here's what we found:
❌ 2 of the replacement injectors were never coded to the ECU.
❌ The wrong injector calibration codes were still stored.
❌ More importantly... why did the original injectors fail?
The owner asked us to investigate further. We diagnosed and found two injectors not coded to ECU. Owner then asked the mechanic who installed the injectors to double check his work.
After inspecting the high-pressure fuel pump (HPFP), we found metal filings inside the pump.
That changes everything.
Replacing injectors without finding the reason they failed can lead to the new injectors failing again, costing thousands more.

At SwiftScan Diagnostics, we don't just read fault codes—we investigate the root cause so you can make informed repair decisions.
📍 Mobile vehicle diagnostics across Gauteng.
📲 Book via WhatsApp.
We Don't Guess. We DIAGNOSE.

20/07/2026

🚨 Owner replaced the MAF sensor... but the check engine light was still on.
A full diagnostic scan revealed 7 fault codes across the Engine, ABS, Airbag and CAN Bus systems.
The cause wasn't what anyone expected.
This is exactly why replacing parts before diagnosing can become an expensive mistake.
At SwiftScan Diagnostics, we identify the root cause using dealer-level diagnostics and live data analysis—helping you avoid unnecessary repairs and wasted money.
✔ Dealer-level diagnostics
✔ Live data analysis
✔ Mobile service across Gauteng
📲 DM or WhatsApp to book.
SwiftScan Diagnostics
We Don't Guess. We Diagnose

14/07/2026

People out there using cheap scan tools 😂🤣😅

19/06/2026

🚗 Speedometer not working? Don't guess. Diagnose.

This vehicle arrived with a non-functioning speedometer after an aftermarket radio installation.

The owner had already fitted a second-hand instrument cluster in an attempt to resolve the issue, but the fault remained.

Using dealer-level diagnostics, I checked:

✅ Module communication
✅ Fault codes
✅ Live wheel speed data

All four wheel speed sensors were reporting vehicle speed correctly, ruling them out as the cause.

The investigation pointed towards a communication issue involving the instrument cluster, with evidence suggesting CANBUS wiring damage related to the radio installation.

🔍 Proper diagnosis helps identify the actual cause of a fault before spending money on replacement parts.

📍 Mobile vehicle diagnostics
🚗 We come to you
📍 Pretoria & surrounding areas

DON'T GUESS. DIAGNOSE.