Mazda CX-5 Service & Repair Manual: Oil Pressure Switch [Fw6 A EL, Fw6 Ax EL]
Purpose/Function
-
The oil pressure switch detects the engagement pressures of the low clutch, 2-6 brake, R-3-5 brake, and the high clutch.
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The oil pressure switch signal is used for automatic shift control, manual shift control, TCC control, line pressure control, direct electric shift control, and the on-board diagnostic system.
Construction
-
The oil pressure switch contacts the oil passages of the low clutch, 2-6 brake, R-3-5 brake, and the high clutch and is installed to the control valve body.
-
The oil pressure switch is an on/off type switch.
|
Oil pressure switch |
Clutch/brake |
|
|
Oil pressure switch A |
Oil pressure switch No.2 |
2-6 brake |
|
Oil pressure switch No.3 |
R-3-5 brake |
|
|
Oil pressure switch B |
Oil pressure switch No.1 |
Low clutch |
|
Oil pressure switch No.4 |
High clutch |
|
Operation
-
When engagement pressure is supplied to the applicable clutch and brake, the oil pressure switch contact point closes.
-
The TCM detects that clutch engagement pressure is supplied to the applicable clutch/brake by opening/closing the oil pressure switch contact point.
|
Oil pressure switch |
1GR |
2GR |
3GR |
4GR |
5GR |
6GR |
|
Oil pressure switch No.1 |
X |
X |
X |
X |
||
|
Oil pressure switch No.2 |
X |
X |
||||
|
Oil pressure switch No.3 |
X |
X |
||||
|
Oil pressure switch No.4 |
X |
X |
X |
Oil Pressure Switch Removal/Installation [Fw6 A EL, Fw6 Ax EL]
WARNING:
A hot transaxle and ATF can cause severe burns. Turn off the engine and wait
until they are cool.
Always wear protective eye wear when using the air compressor. If the ...
HVAC
...
Other materials:
Compression Inspection
WARNING:
Hot engines and oil can cause severe burns. Be careful not to burn yourself
during removal/installation of each component.
Fuel vapor is hazardous. It can very easily ignite, causing serious injury
and damage. Always keep sparks and flames away from fuel.
Fuel ...
Crankshaft Position (CKP) Sensor Inspection
Visual Inspection
CAUTION:
When foreign material such as an iron chip is on the CKP sensor, it can cause
abnormal output from the sensor because of flux turbulence and adversely affect
the engine control. Be sure there is no foreign material on the CKP sensor when
replacing.
...
Instrument Cluster Operation Record
Purpose
The instrument cluster operation record stores the record of the illumination
or flashing of the warning light.
Function
The operation record is stored by the instrument cluster and displayed using
the Mazda Modular Diagnostic System (M-MDS).
The instrument ...
