Driving Test Sat Nav — How It Works

The sat nav is your navigation partner during the independent driving section. Understanding the device, its instructions, and how to respond when it seems confusing ensures this test component supports your performance rather than disrupting it.

The Device

The examiner uses a TomTom sat nav mounted on the dashboard windscreen via a suction bracket. The screen faces you and displays a moving map with your current position, the planned route highlighted, and the next turn instruction with distance countdown.

The device provides audio instructions in a clear, neutral voice: "In 200 metres, turn left." "Take the second exit at the roundabout." "Continue straight ahead." These instructions match the format of any commercial sat nav you may have used previously.

Before the independent driving section begins, the examiner shows you the sat nav, confirms you can see the screen, and provides a brief explanation if requested. This is your opportunity to ask any questions about the device.

Driving test sat nav guide

During Navigation

Listen First

Audio instructions are your primary guidance. Listen to each instruction, process it, and plan your response. The screen is a secondary visual confirmation. Prioritise listening over looking — your eyes should remain on the road.

Brief Glances

Glance at the screen only when needed — to confirm distance to turn or verify which exit at a roundabout. Each glance should last no longer than a speedometer check. Extended screen staring is noted as a driving distraction fault.

Missed Turns

If you miss a turn, do not brake suddenly or attempt unsafe U-turns. Continue driving safely. The sat nav automatically recalculates within seconds and provides new directions. The examiner is aware and adjusts the route mentally.

Safety Priority

If the sat nav instructs a turn but you are in the wrong lane or the turn is unsafe, continue straight. Safe driving always overrides sat nav compliance. The examiner recognises and respects this judgement. The device will recalculate.

Common Sat Nav Situations

Roundabout Instructions

"Take the third exit at the roundabout." The sat nav counts exits sequentially from your entry point. If uncertain, the screen shows the roundabout layout with your exit highlighted. Remember: the exit count refers to exits you could take, including the first one on your left.

Lane Guidance

Some TomTom displays show lane guidance approaching junctions — arrows indicating which lane to use. This is helpful supplementary information, but road markings and signs always take precedence over sat nav lane suggestions.

Audio Silence

Between turns, the sat nav may be silent for several minutes. This is normal — it means you should continue on the current road until the next instruction. "Continue straight" is implicit when no instruction is given. Do not assume silence means you have missed something.

Sat Nav Tip: During your DriveSQ preparation lessons, practise following a sat nav app on your instructor's phone (mounted on the dashboard). This builds the dual-processing skill of maintaining driving quality while processing navigation instructions from a screen and audio source simultaneously.

"I was anxious about the sat nav until DriveSQ practised it during every lesson for my last month. By test day, following the device while driving felt completely natural. The independent driving section was actually the calmest part of my test."

— Raheem, M11, passed 2026

Frequently Asked Questions

Do I need to bring my own sat nav?
No. The examiner provides a TomTom sat nav device, pre-programmed with the test route. You do not need any equipment — everything is supplied.
Can I use my own sat nav or phone?
No. Only the examiner's provided device is used during the test. Your personal devices should be switched off or silent throughout the examination.
What if the sat nav gives wrong directions?
The examiner monitors the sat nav. If it provides an incorrect or impossible direction, the examiner will provide verbal guidance. You are never expected to follow instructions that would require unsafe driving.
How should I glance at the sat nav screen?
Brief glances only — similar to checking your speedometer. Extended staring at the screen is noted as a distraction. The audio instructions are your primary guidance; the screen is a supplementary visual reference.
Will I always get sat nav or could I get road signs?
Approximately 80% of tests use sat nav. The remaining 20% use road sign navigation. You cannot choose which format you receive — prepare for both.

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