Mazda 3 manuals

Mazda 3 Service Manual: Electro Hydraulic Power Assist Steering (EHPAS) Control Module Inspection

Mazda 3 Service Manual / Steering / Linkage, Power / Electro Hydraulic Power Assist Steering (EHPAS) Control Module Inspection

Terminal Voltage Table (Reference)



Terminal

Signal name

Connected to

Measured item

Measured terminal (measured condition)

Standard

Inspection item(s)

1A

Ground

Ground point

Voltage

Under any condition

1 V or less

  • Wiring harness (1A—ground point)

1B

Battery power supply

Battery

Voltage

Under any condition

B+

  • Wiring harness (1B—battery)

  • Fuse (EHPAS 80A)

2A

2B

CAN_L

Inspect under DTC inspection.

2C

2D

CAN_H

Inspect under DTC inspection.

2E

2F

Ignition power supply

Ignition switch or IG1 relay

Voltage

Switch the ignition to ON

B+

  • Wiring harness (2F—ignition switch or IG1 relay—battery)

  • Fuse (ABS IG 7.5A)

Switch the ignition to off

1 V or less


Electro Hydraulic Power Assist Steering (EHPAS) Control Module Configuration
CAUTION: If the EHPAS CM configuration is not completed, the EHPAS will not operate properly. If the EHPAS CM is replaced, always carry out the EHPAS CM configuration so that the EHPAS o ...

Oil Control Valve (OCV) Inspection [Mzr 2.0, Mzr 2.5]
Coil Resistance Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Disconnect the OCV connector. 5. Measure the resistance ...

Other materials:

Dashboard Upper Panel Removal/Installation
Vehicles Without Bose® 1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Upper column cover. b. Instrument cluster. c. Center panel. d. Center cover. 3. Remove the screw. 4. Pull up the dashboard upper panel in the direction of arrow shown in the figure, ...

Operating Tips for iPod
This unit supports playback of music files recorded to an iPod. iPod is a trademark of Apple Inc., registered in the U.S. and other countries. The iPod may not be compatible depending on the model or OS version. In this case, an error message is displayed. CAUTION Remove the iPo ...

Entertainment Personalization Features Setting Procedure
Welcome Mode ON/OFF Setting NOTE: WELCOME mode is controlled by the instrument cluster. Refer to the instrument cluster description. 1. Refer to INSTRUMENTATION/DRIVER INFO. PERSONALIZATION FEATURES SETTING PROCEDURE. Welcome Sound ON/OFF Setting 1. Switch the ignition to ACC o ...

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