Mazda 6 Quiz
Body electrical system

Running light unit inspection

In this manual: Body electrical system
General information — 42Engine — 23Lubrication system — 10Cooling system — 9Fuel and emission control systems — 161Engine electrical system — 17Clutch — 21Manual transaxle — 10Automatic transaxle — 110Front and rear axles — 20Steering system — 15Braking system — 104Suspension — 34Body — 201Body electrical system — 287Heater and air conditioner systems — 89Technical data — 1Special tools — 1
~1min read

1. Connect the connector to the running light unit.

2. Connect the negative battery cable.

3. Measure the voltage at the running light unit using voltmeter.

  • When inspecting terminal D, H or P for continuity, disconnect the running light unit connector.

4. If the value are not as specified in the Terminal Voltage List (Reference), inspect the parts under Action and related wiring harnesses.

5. If the system does not work properly even though the parts or related wiring harnesses do not have any malfunction, replace the running light unit.

Terminal Voltage List (Reference)

Test yourself

A quick Mazda 6 quiz: every answer comes with an explanation and a link to the manual page.