System Diagram

System Description
IPDM E/R activates the internal control circuit to perform the relay ON-OFF control according to the input signals from various sensors and the request signals received from control units via CAN communication.
CAUTION: IPDM E/R integrated relays cannot be removed

1: BCM controls the starter relay
Component Parts Location

Power control systemEmission control system warranty
Your NISSAN vehicle is covered by the following
emission warranties:
For USA
1. Emission Defects Warranty
2. Emissions Performance Warranty
Details of this warranty may be found with other
vehicle warranties in your Warranty Information
Booklet which comes with your NISSAN vehicle.
If you ...
Main line between HVAC and A-bag 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.
A/C auto amp.
Harness connectors M1 and E30
Check the continuity between the A/C au ...
B2630, B2631 sunload sensor
Description
COMPONENT DESCRIPTION
Sunload Sensor
The sunload sensor (1) is located on the driver side defroster
grille.
It detects sunload entering through windshield by means of a
photo diode. The sensor converts the sunload into a current value,
which is then input into the A/C auto ...