Nissan Sentra Service Manual: Removal and installation
Ipdm e/r
Exploded view
- Ipdm e/r
- Ipdm e/r cover a
- Ipdm e/r cover b
Removal and installation
Caution:
Ipdm e/r integrated relays are not serviceable and must not be removed from unit.
Removal
- Remove inlet air duct (upper). Refer to em-25, "removal and installation".
- Remove battery. Refer to pg-50, "removal and installation (battery)".
- Release pawls (a) on ipdm e/r cover and remove ipdm e/r (1) from ipdm e/r cover b (2).
- Disconnect harness connector and then remove ipdm e/r.
- Remove engine room harness from ipdm e/r cover b.
- Remove ipdm e/r cover b nuts (a).
- Insert a suitable tool (A) between IPDM E/R cover A (1) and IPDM E/R cover B (2), disengage pawls, and remove IPDM E/R cover A.
- Remove ipdm e/r cover b.
Installation
Installation is in the reverse order of removal.
Dtc/circuit diagnosis
U1000 can comm circuit
Description
Refer to LAN-7, "CAN COMMUNICATION SYSTEM : System Description".
Dtc logic
DTC DETECTION LOGIC
CONSULT Display
DTC Detection Condition
...
Other materials:
BCM 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 bcm for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
Yes > ...
Readiness for inspection/maintenance (I/M) test
Due to legal requirements in some states and
Canadian Provinces, your vehicle may be required
to be in what is called the “ready condition”
for an Inspection/Maintenance (I/M) test of
the emission control system.
The vehicle is set to the “ready condition” when it
is driven through c ...
P0137 HO2S2
DTC Logic
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time
between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen
storage capacity of the three way catalyst (manifold) causes the
longer switching time. To judge the malfunctions of heated oxygen
...
