DTC Description

If temperature difference between engine coolant and engine oil is higher than specification, ECM sets DTC P019900.

DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

Voltage Monitoring

1.

Poor connector connection

2.

Defected OTS signal circuit

3.

Defected OTS

Enable Condition

Engine running

Threshold Value

Temp. difference between ECTS and OTS is higher than specification

Detecting Time

50 msec

Fail Safe

Fuel Cut

NO

EGR Off

NO

Fuel Limit

NO

Check Lamp

Off

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