mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Engine - Metering Oil Pump Manual Corrections|Page 1690 > < Engine - Metering Oil Pump Manual Corrections|Page 1688
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Oil Pump: Testing and Inspection

METERING OIL PUMP

Malfunctions related to the metering oil pump are separated into the electrical component problems and the mechanical component problems.
Electrical Component Related Problem
1. Check the malfunction code with the SST (49 H018 9A1) 
2. Check if the malfunction code No.20, 27, or 37 appears.
3. If code No. 20, 27 or 37 appears, check metering oil pump with diagnosis chart below.

Diagnosis Chart

Control Unit Terminal

INSPECTION

Engine - Metering Oil Pump Manual Corrections|Page 1690 > < Engine - Metering Oil Pump Manual Corrections|Page 1688