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.
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)



Running light unit removal/installationMazda 6 Service Manual: Clock spring adjustment
Note
The adjustment procedure is also specified on the caution label of
the clock spring.
1. Set the front wheels straight ahead.
Caution
The clock spring will break if over-wound. Do not forcibly turn
the clock spring.
2. Turn the clock spring clockwise until it stops.
3. Tu ...
Mazda 6 Service Manual: After repair procedure
Warning
Fuel line spills and leakage are dangerous. Fuel can ignite and
cause serious injuries or death and damage. When installing the fuel hose,
observe Fuel Leakage Inspection described below.
Fuel Leakage Inspection
Warning
Fuel line spills and leakage are dangerous. Fuel can i ...