EC9-152
< BASIC INSPECTION >
[R9M]
LOW PRESSURE EGR VOLUME CONTROL VALVE POSITION LEARNING
LOW PRESSURE EGR VOLUME CONTROL VALVE POSITION LEARNING
Description
INFOID:0000000010309028
Low pressure EGR volume control valve position learning is an operation to learn the fully closed position of
the low pressure EGR volume control valve by monitoring the low pressure EGR volume control valve position
sensor output signal. It must be performed under any of the following conditions:
• Low pressure EGR volume control valve is removed.
• Low pressure EGR volume control valve is replaced.
• ECM is replaced.
NOTE:
The necessary operation is different depending on the operation result of ECM data save or write. Always
perform the operation according to procedures. Refer to
EC9-144, "Work Procedure"
.
Work Procedure
INFOID:0000000010309029
1.
START
1.
Turn ignition switch OFF and wait at least 10 seconds.
2.
Turn ignition switch ON and wait for 1 minute.
NOTE:
Check that low pressure EGR volume control valve moves by confirming the operating sound.
>> END