Nissan Sentra Service Manual: Description
NOTICE:
Trouble diagnoses indicate work procedures required to diagnose problems effectively. Observe the following instructions before diagnosing.
- Before performing trouble diagnoses, read the “Work Flow” in each section.
- After repairs, re-check that the problem has been completely eliminated.
- Refer to Component Parts and Harness Connector Location for the Systems described in each section for identification/location of components and harness connectors.
- When checking circuit continuity, ignition switch should be OFF.
- Refer to the Circuit Diagram for quick pinpoint check.
If you need to check circuit continuity between harness connectors in more detail, such as when a sub-harness is used, refer to Wiring Diagram in each individual section and Harness Layout in PG section for identification of harness connectors.
- Before checking voltage at connectors, check battery voltage.
- After accomplishing the Diagnosis Procedures and Electrical Components Inspection, make sure that all harness connectors are reconnected as they were.
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 diagn ...
Other materials:
P1800 Intake manifold tuning valve
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1800
VIAS S/V-1
(Variable intake air system control
solenoid valve-1)
An excessively low or high voltage signal
is sent to ECM t ...
Wiring diagram
Ipdm e/r (intelligent power distribution module engine room)
Wiring diagram
...
System description
Component parts
Component parts location
Instrument lower finisher
Eco mode switch
The eco mode switch is installed to the instrument lower finisher.
When the ECO mode indicator lamp on the combination meter is
OFF and the ECO mode switch is pressed, the ECO mode is
active and ...
