Mazda CX-5 Service & Repair Manual: Keyless Warning Alarm
Purpose
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The keyless warning alarm notifies the driver that the remote transmitter cannot be verified or the steering lock cannot be released.
Function
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When the instrument cluster receives the keyless warning alarm request signal sent from the start stop unit via the CAN signal, the keyless warning alarm sounds.
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The keyless warning alarm sound pattern is as shown in the figure. For the conditions that the alarm for each pattern sounds, refer to KEYLESS ENTRY SYSTEM (without advanced keyless entry system)/ADVANCED KEYLESS ENTRY SYSTEM (with advanced keyless entry system).
Pattern A
Pattern B
Pattern C
Construction
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The keyless warning alarm sounds using the buzzer built into the instrument cluster.
Operation
1. The instrument cluster receives (1) the keyless warning alarm request signal from the start stop unit.
2. The instrument cluster microcomputer turns the transistor on (2) based on the keyless warning alarm request signal.
3. When the transistor turns on, the ground circuit of the alarm is established and the alarm sounds (3).
Fail-safe
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Function not equipped.
Keyless Beeper Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the cowl grille..
3. Disconnect the connector.
4. Pull the keyless buzzer in the direction of the arrow (2) shown in the figure
while p ...
Other materials:
Camshaft Position (CMP) Sensor Inspection
Intake CMP Sensor
Visual inspection
CAUTION:
When replacing the CMP sensor, make sure there is no foreign material on
it such as metal shavings. If it is installed with foreign material, the sensor
output signal will malfunction resulting from fluctuation in magnetic flux and
caus ...
Refrigerant Pressure Check
NOTE:
Measure the refrigerant pressure after approx.10 min have elapsed
from engine start.
1. Install the manifold gauge..
2. Start the engine and warm it up.
3. Set the fan speed MAX HI.
4. Turn the A/C switch on.
5. Set to RECIRCULATE mode.
6. Set the temperature control ...
Hood Latch Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the front bumper..
3. Disconnect the hood latch switch connector..
4. Verify that the continuity is as indicated in the table.
NOTE:
Inspect the continuity when the hood is open and closed.
If the operation as i ...
