KEYLESS RECEIVER INSPECTION
2016 – MX-5 – Body and Accessories
KEYLESS RECEIVER INSPECTION
1. Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION.)
2. Remove the following parts:
a. Wind blocker (See WIND BLOCKER REMOVAL/INSTALLATION.)
b. Seat (LH) (See SEAT REMOVAL/INSTALLATION.)
c. Scuff plate (LH) (See SCUFF PLATE REMOVAL/INSTALLATION.)
d. Tire house trim (LH) (See TIRE HOUSE TRIM REMOVAL/INSTALLATION.)
e. Side shelf (LH) (See SIDE SHELF REMOVAL/INSTALLATION.)
3. Disconnect the connector from the keyless receiver.
4. Remove the keyless receiver. (See KEYLESS RECEIVER REMOVAL/INSTALLATION.)
5. Reconnect the connector.
6. Connect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION.)
7. Verify that the voltages of each of the terminals are as indicated in the terminal voltage table (reference).
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If the voltage is not as specified in the terminal voltage table (reference), inspect the parts under Inspection item(s) and related wiring harnesses.
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If the system does not operate normally even though the parts under Inspection Item(s) and related wiring harnesses do not have any malfunction, replace the keyless receiver. (See KEYLESS RECEIVER REMOVAL/INSTALLATION.)
Terminal Voltage Table (Reference)
|
Terminal |
Signal name |
Connected to |
Measurement conditions |
Voltage (V) |
Inspection item(s) |
|
A |
Power supply |
Start stop unit |
Under any condition |
Approx. 5.0 |
Start stop unit |
|
B |
DATA |
Start stop unit |
Because this terminal is for communication, determination using terminal voltage inspection is not possible. |
Start stop unit |
|
|
D |
GND |
Body ground |
Under any condition |
1.0 or less |
Ground |