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Home >> Mazda >> 2003 >> MPV ES >> Repair and Diagnosis >> External Pages >> Different car >> Section 467 (Instrumentation/Driver Info) >> Instrument Cluster Input/Output Check Mode >> Check Code Inspection >> Check code 28
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Check code 28

WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
CHECK CODE 28 DIAGNOSTIC PROCEDURES

Check code 28 Oil pressure gauge operation signal
INSPECTION CONDITION DISPLAY ACTION
After selecting check code 28, wait approx. 2s. oo Oil pressure gauge needle is fixed a little above the center of the scale. The oil pressure gauge is normal.
Except above Replace the instrument cluster.
Err Replace the instrument cluster.