Mazda CX-5 Service & Repair Manual: Tire Pressure Warning Alarm

Mazda CX-5 Service & Repair Manual / Suspension / Wheels, Tires / Tire Pressure Warning Alarm

Purpose

The tire pressure warning alarm warns the user that a tire pressure has decreased or notifies the user that the tire pressure warning alarm has been reset.

Function

If the instrument cluster receives a tire pressure warning alarm request signal sent from the DSC HU/CM via the CAN signal, the tire pressure warning alarm is sounded.
The tire pressure warning alarm sound pattern is as follows: For the conditions in which each alarm pattern sounds, refer to TIRE PRESSURE MONITORING SYSTEM (TPMS).

Tire pressure monitoring system operating

Tire pressure monitoring system initialization

Construction

The tire pressure warning alarm sounds using the buzzer built into the instrument cluster.

Operation

1. The instrument cluster receives (1) the tire pressure warning alarm request signal from the DSC HU/CM.

2. The instrument cluster microcomputer turns the transistor on (2) based on the tire pressure 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

Function not equipped.

Tire Pressure Monitoring System Warning Light

Purpose, Function The tire pressure monitoring system warning light notifies the driver that it was determined that a tire pressure has decreased below the specified value based on the ...

Other materials:

PID/Data Monitor Inspection [Blind Spot Monitoring (Bsm)]
1. Connect the M-MDS to the DLC-2. 2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS. a. Select “DataLogger”. b. Select “Modules”. c. Select “BSML” or “BSMR”. 3. Select the applicable PID from the PID table. 4. Ve ...

PID/Data Monitor Inspection [Instrument Cluster]
1. Connect the M-MDS to the DLC-2. 2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS. a. Select “DataLogger”. b. Select “Modules”. c. Select “IC”. 3. Select the applicable PID from the PID table. 4. Verify the PID dat ...

Electrical System
Electrical Parts Battery cable Before disconnecting connectors or removing electrical parts, disconnect the negative battery cable. Wiring Harness To remove the wiring harness from the clip in the engine room, pry up the hook of the clip using a flathead screwdriver. ...