Mazda 6 Service Manual: Wiper and washer switch inspection
Windshield Wiper And Washer Switch
Without vehicle-speed sensing type wipers
1. Remove the wiper and washer switch. (See WIPER AND WASHER SWITCH REMOVAL/INSTALLATION)
2. Inspect for continuity between the wiper and washer switch terminals using an ohmmeter.
- If not as specified, replace the wiper and washer switch.
With vehicle-speed sensing type wipers
1. Remove the wiper and washer switch. (See WIPER AND WASHER SWITCH REMOVAL/INSTALLATION)
2. Inspect for continuity between the wiper and washer switch terminals using an ohmmeter.
- If not as specified, replace the wiper and washer switch.
3. Connect the negative battery cable.
4. Inspect whether the vehicle speed signal to the wiper and washer switch terminal N (D) is input correctly using an oscilloscope.
- Connect the oscilloscope probes to the wiper and washer switch terminal N (D) (+) and terminal M (C) (-).
- Set oscilloscope to 1V/DIV (Y), 5ms/DIV (X).
- Verify that the wave pattern below is displayed while the vehicle is moving at 30 km/h {19 mph}.
Note
- As the vehicle speed increases, the frequency shortens.
5. If the vehicle speed input signal and continuity for the wiper and washer switch is correct, inspect the windshield wiper motor. (See WINDSHIELD WIPER MOTOR INSPECTION)
- Even if the windshield wiper motor is normal, if the vehicle-speed-sensing wipers do not operate correctly, replace the wiper and washer switch.
Rear Wiper and Washer Switch
1. Remove the wiper and washer switch. (See WIPER AND WASHER SWITCH REMOVAL/INSTALLATION)
2. Inspect for continuity between the wiper and washer switch terminals using an ohmmeter.
- If not as specified, replace the wiper and washer switch.
Wiper and washer switch removal/installation
1. Disconnect the negative battery cable.
2. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION)
3. Remove in the order indicated in the table.
4. Install in the reverse order of ...
Headlight cleaner motor removal/installation
1. Disconnect the negative battery cable.
2. Remove the washer tank. (See WASHER TANK REMOVAL/INSTALLATION)
3. Remove the washer fluid-level sensor. (See WASHER FLUID-LEVEL SENSOR
REMOVAL/INSTALLA ...
Other materials:
Mazda 6 Service Manual: No. 2 all on-board diagnostic functions inoperative
When performing an asterisked (*) troubleshooting inspection, shake the
wiring harness and connectors while doing the inspection to discover whether
poor contact points are the cause of any intermittent malfunctions. If there
is a problem, check to make sure connectors, terminals and wir ...
Mazda 6 Service Manual: Clutch switch inspection
Note
Perform the following inspection only when directed.
Continuity Inspection
1. Verify that the clutch switch is installed properly.
2. Disconnect the negative battery cable.
3. Remove the clutch switch.
4. Inspect for continuity between the clutch switch terminals using an
ohmmeter. ...