Nissan Sentra Service Manual: How to Follow Test Groups in Trouble Diagnosis
- Test group number and test group title
- Test group number and test group title are shown in the upper portion of each test group.
- Work and diagnosis procedure
- Start to diagnose a problem using procedures indicated in enclosed test groups.
- Questions and results
- Questions and required results are indicated in test group.
- Action
- Next action for each test group is indicated based on result of each question.
Description
NOTICE:
Trouble diagnoses indicate work procedures required to diagnose problems
effectively. Observe the following
instructions before diagnosing.
Before performing trouble diagnoses, read th ...
Other materials:
Engine protection control at low engine
oil pressure
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
Oil pressure warning ...
Strg 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 steering angle sensor for
damage, bend and loose connection
(unit side and connector side).
Is the inspection result ...
Main line between dlc and hvac circuit
Diagnosis Procedure
1.Check harness continuity (open circuit)
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.
Ecm
A/c auto amp.
Check the continuity between the data link connector and the a/c ...
