ENGINE PROTECTION CONTROL AT LOW ENGINE OIL PRESSURE : System Description
SYSTEM DIAGRAM
INPUT/OUTPUT SIGNAL CHART
Sensor | Input signal to ECM | ECM function | Actuator |
Engine oil pressure sensor | Engine oil pressure | Engine protection control
|
Combination meter
|
Crankshaft position sensor (POS) | Engine speed | ||
Engine oil temperature sensor | Engine oil temperature |
SYSTEM DESCRIPTION
*: When detecting a normal engine oil pressure, ECM turns OFF the oil pressure warning lamp.
Preparation
Special Service Tools
The actual shape of the tools may differ from those illustrated here.
Commercial Service Tools
Clip list
Descriptions for Clips
Replace any clips which are damaged during removal or installation.
...
Dtc/circuit diagnosis
Malfunction area chart
Main line
Branch line
Short circuit
Main line between ipdm-e and dlc circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors fo ...
Dlc branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal
Check the terminals and connectors of the data link connector for damage,
bend and loose connection
(connector side and harness side).
Is the inspection result ...