1999 NISSAN PRIMERA Electronic Repair Manual

Page 1929 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual PRESSURE SENSOR
THERMO CONTROL AMP.
Evaporator outlet air temperature
ÉC (ÉF)Thermo amp.
operationTester
Decreasing to 0.1 - 0.9 (32 - 34) Turn OFFApprox. 12V
Increasing to 2.5 - 3.5 (37 - 38) Turn

Page 1930 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual INTAKE DOOR MOTOR
The intake door motor is installed on the intake unit. When the
door position is determined by pushing the ªRECº switch on the
control panel, the motor rotates and the air inlet is

Page 1931 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual Control Linkage Adjustment
MODE CONTROL CABLE
1. For RHD models, turn the mode control knob to the VENT
position.
For LHD models, turn the mode control knob to the DEF
position.
2. For RHD models, set

Page 1932 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual AIR MIX DOOR
1. Install air mix door motor on heater unit.
Ensure that the air mix door motor lever is fitted into slit por-
tion of air mix door link.
2. Connect the air mix door motor harness connec

Page 1933 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual Overview of Control System
The control system consists of a) input sensors and switches, b)
the automatic amplifier (microcomputer), and c) outputs. The
relationship of these components is shown in th

Page 1934 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual IN-VEHICLE SENSOR
The in-vehicle sensor is attached to the right side of the control
unit. It converts variations in the temperature of the compartment
air drawn in by the aspirator into a resistance

Page 1935 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual AMBIENT SENSOR
The ambient sensor is located on the hood lock stay. It detects
the ambient temperature and converts it into a resistance value,
which is then input into the auto amplifier.
After disco

Page 1936 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual Measure voltage between terminalsp5andp6at auto air con-
ditioner harness side, using the table below.
Input current
mAOutput voltage
V
05.00
0.14.09
0.23.18
0.32.27
0.41.36
0.50.45
lWhen checking sun