Mazda 3 Service Manual: 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 |
|
|
1B |
Battery power supply |
Battery |
Voltage |
Under any condition |
B+ |
|
|
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+ |
|
|
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:
Power Window Motor Inspection
Front Driver Side
1. Disconnect the negative battery cable..
2. Remove the inner garnish..
3. Remove the front door trim..
4. Disconnect the power window motor connector.
5. Apply battery positive voltage and connect the ground to power window motor
terminals E and F, and then inspect the ...
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Audio Unit Disassembly/Assembly
CAUTION:
When disassembling the audio unit, it could get scratched if it is placed
directly on the ground. When disassembling the audio unit, spread a soft cloth
underneath to perform the work.
1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order ...