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2012
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Equator RMZ-4
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Repair and Diagnosis (Single Page)
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Testing & Diagnosis
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Engine Performance - VQ40DE - (5 Of 6)
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DTC P0037, P0038, P0057, P0058: HO2S2 Heater
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Description
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Operation
DTC P0037, P0038, P0057, P0058: HO2S2 Heater: Description: Operation
ENGINE SPEED REFERENCE
Engine speed RPM
Heated oxygen sensor 2 heater
Above 3, 600
OFF
Below 3, 600 RPM after the following conditions are met.
Engine: After warming up
Keeping the engine speed between 3, 500 and 4, 000 RPM for 1 minute and at idle for 1 minute under no load
ON