4
Start the instrument cluster input/output check
mode.
Inspect the oil pressure gauge using the check
code 28.
Is the oil pressure gauge normal?
Yes
Inspect the PCM, oil pressure switch,
or connectors.
No
Replace the instrument cluster.
5
Start the engine.
Does the ABS warning light turn off?
Yes Inspect the PCM or connectors.
No
Go to the next step.
6
Disconnect the negative battery cable.
Measure the resistance between the DLC-2
terminals F and E.
Is the resistance
54-66 ohms
?
Yes Go to the next step.
No
Go to Step 8.
7
Disconnect the negative battery cable.
Inspect the DLC-2 terminals F and E for short
to power supply or GND.
Is there any malfunction?
Yes
Inspect the wiring harness and CAN
system-related module. Repair or
replace the malfunctioning part.
No
Replace the instrument cluster.
8
Turn the ignition switch off.
Inspect the instrument cluster connector
terminals for poor connection (such as
damaged/pulled-out pins, and corrosion).
Are the terminals normal?
Yes Go to the next step.
No
Repair or replace the terminal.
9
Disconnect the negative battery cable.
Measure the resistance between the instrument
cluster connector terminals 1J and 1L.
Is the resistance
114-126 ohms
?
Yes
Inspect the wiring harness and CAN
system-related module. Repair or
replace the malfunctioning part.
No
Replace the instrument cluster.
2007 Mazda MX-5 Miata Sport
2007 ACCESSORIES & BODY, CAB Symptom Troubleshooting (Instrument Cluster) - MX-5 Miata
Microsoft
Thursday, July 09, 2009 3:31:09 PM
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