Mazda CX-5 Service & Repair Manual: Engine Oil Pressure Warning Light
Purpose
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The engine oil pressure warning light warns the driver that the engine oil level is insufficient.
Function
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When the instrument cluster receives the engine oil pressure warning light request signal sent from the PCM via the CAN signal, it illuminates the engine oil pressure warning light.
Construction
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The instrument cluster controls illumination on/off of the engine oil pressure warning light using the instrument cluster microcomputer based on the engine oil pressure warning light request signal from the PCM.
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The engine oil pressure warning light is set in the instrument cluster.
Operation
1. The instrument cluster receives (1) the engine oil pressure warning light request signal from the PCM.
2. The instrument cluster microcomputer turns the transistor on (2) based on the engine oil pressure warning light request signal.
3. When the transistor turns on, a ground circuit with the engine oil pressure warning light is established and the engine oil pressure warning light illuminates (3).
Fail-safe
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Function not equipped.
Engine Oil Level Inspection
1. Position the vehicle on level ground.
2. Warm up the engine.
3. Stop the engine and allow at least 5 min before continuing.
4. Remove the dipstick, wipe it cleanly, and reinstall it fully.
...
Engine Oil Replacement
WARNING:
Hot engines and engine oil can cause severe burns. Turn off the engine and
wait until it and the engine oil have cooled.
A vehicle that is lifted but not securely supported ...
Other materials:
Electric Power Steering (Eps) Motor
Purpose, Function
The EPS motor is driven by the control current from the EPS CM (control module)
and generates assist torque to manual steering mechanism.
Construction
The EPS motor is installed to the steering column with an integrated EPS
CM.
The EPS motor is a b ...
Turn And Hazard Indicator Alarm
Purpose
The turn and hazard indicator alarm notifies the driver that a turn light
or the hazard warning lights are flashing.
Function
When the instrument cluster receives the turn signal/hazard warning indicator
light illumination request signal sent from the front body con ...
Brake Fluid Air Bleeding
CAUTION:
Brake fluid will damage painted surfaces. Be careful not to spill any on
painted surfaces. If it is spilled, wipe it off immediately.
NOTE:
Keep the fluid level in the brake fluid reserve tank at 3/4 full or more
during the air bleeding.
Begin air bleedin ...
