Mazda CX-5 Service & Repair Manual: Power Window Main Switch Inspection

Mazda CX-5 Service & Repair Manual / Body / Glass & Windows / Power Window Main Switch Inspection

1. Disconnect the negative battery cable..

2. Remove the following parts:

a. Inner garnish. (driver's side).

b. Front door trim. (driver's side).

c. Power window main switch.

3. Connect the power window main switch connector.

4. Connect the negative battery cable..

5. Measure the voltage at each terminal.

If the voltage is not as specified in the terminal voltage table, inspect the parts under Inspection item (s) and related wiring harnesses.

If the system does not work normally even though the inspection items or related wiring harnesses do not have any malfunction, replace the power window main switch.

Terminal Voltage Table (Reference)


Terminal	Signal name	Connected to	Measurement condition	Voltage (V)	Inspection item (s)
1A	Rear right side window open signal	Power window motor (rear right side)	Door glass (rear right side) opening	B+	Power window motor (rear right side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
1A	Rear right side window open signal	Power window motor (rear right side)	Other	1.0 or less
1B	Passenger’s side window open signal	Power window motor (passenger’s side)	Door glass (passenger’s side) opening	B+	Power window motor (passenger’s side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
1B	Passenger’s side window open signal	Power window motor (passenger’s side)	Other	1.0 or less
1C	Rear right side window close signal	Power window motor (rear right side)	Door glass (rear right side) closing	B+	Power window motor (rear right side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
1C	Rear right side window close signal	Power window motor (rear right side)	Other	1.0 or less
1D	Passenger’s side window close signal	Power window motor (passenger’s side)	Door glass (passenger’s side) closing	B+	Power window motor (passenger’s side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
1D	Passenger’s side window close signal	Power window motor (passenger’s side)	Other	1.0 or less
1E	-	-	-	-	-
1F	Door open/close signal	Rear body control module (RBCM)	Any door is open	1.0 or less	Rear body control module (RBCM) Related wiring harness
1F	Door open/close signal	Rear body control module (RBCM)	All door is close	approx. 6.0	Rear body control module (RBCM) Related wiring harness
1G	Rear left side window open signal	Power window motor (rear left side)	Door glass (rear left side) opening	B+	Power window motor (rear left side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
1G	Rear left side window open signal	Power window motor (rear left side)	Other	1.0 or less
1H	Driver’s side window open signal	Power window motor (driver’s side)	Door glass (driver’s side) opening	B+	Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
			while door glass (driver’s side) is opening for approx. 40 s after ignition is switched OFF (LOCK) from ON	B+
			Other	1.0 or less
1I	Rear left side window close signal	Power window motor (rear left side)	Door glass (rear left side) closing	B+	Power window motor (rear left side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
1I	Rear left side window close signal	Power window motor (rear left side)	Other	1.0 or less
1J	Driver’s side window close signal	Power window motor (driver’s side)	Door glass (driver’s side) closing	B+	Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
			while door glass (driver’s side) is closing for approx. 40 s after ignition is switched OFF (LOCK) from ON	B+
			Other	1.0 or less
1K	IG1	P.WINDW1 30 A fuse	Switch the ignition ON (engine on or off)	B+	P.WINDW1 30 A fuse Related wiring harness
1L	Power supply	P.WINDW2 25 A fuse	Under any condition	B+	P.WINDW2 25 A fuse Related wiring harness
2A	GND	Body ground	Under any condition	1.0 or less	Related wiring harness
2B	Sensor ground	Power window motor (driver’s side)	Under any condition	1.0 or less	Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
2C	Power outer mirror control signal	Power outer mirror	Inspect the power outer mirror switch. (See POWER OUTER MIRROR SWITCH INSPECTION.)
2D	Pulse 1	Power window motor (driver’s side)	Door glass (driver’s side) operating	Wave pattern.	Related wiring harness Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.)
2E	ACC	MIRROR 7.5 A fuse	Switch the ignition to ACC	1.0 or less	MIRROR 7.5 A fuse Related wiring harness
2E	ACC	MIRROR 7.5 A fuse	Other	B+	MIRROR 7.5 A fuse Related wiring harness
2F	Pulse 2	Power window motor (driver’s side)	Door glass (driver’s side) operating	Wave pattern.	Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
2G	Power outer mirror control signal	Power outer mirror	Inspect the power outer mirror switch. (See POWER OUTER MIRROR SWITCH INSPECTION.)
2H	Power outer mirror control signal	Power outer mirror	Inspect the power outer mirror switch. (See POWER OUTER MIRROR SWITCH INSPECTION.)
2I	Power outer mirror control signal	Power outer mirror	Inspect the power outer mirror switch. (See POWER OUTER MIRROR SWITCH INSPECTION.)
2J	Power outer mirror control signal	Power outer mirror	Inspect the power outer mirror switch. (See POWER OUTER MIRROR SWITCH INSPECTION.)
2K	Power outer mirror control signal	Power outer mirror	Inspect the power outer mirror switch. (See POWER OUTER MIRROR SWITCH INSPECTION.)
2L	-	-	-	-	-
2M	Door lock signal	Rear body control module (RBCM)	Door lock switch ON	1.0 or less	Rear body control module (RBCM) Related wiring harness
2M	Door lock signal	Rear body control module (RBCM)	Other	approx. 5.0	Rear body control module (RBCM) Related wiring harness
2N	Sensor power supply	Power window motor (driver’s side)	Switch the ignition ON (engine on or off)	B+	Power window motor (driver’s side) (See POWER WINDOW MOTOR INSPECTION.) Related wiring harness
2N	Sensor power supply	Power window motor (driver’s side)	Switch the ignition ACC or OFF	1.0 or less

Inspection Using an Oscilloscope (Reference)

Terminal:

2D, 2F(+) - ground (-)
Oscilloscope setting: 2 V/DIV (Y), 1 ms/DIV (X), DC range

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