Owner's Manual

MTC-38
TROUBLE DIAGNOSIS
Revision: March 2005 2005 Altima
Front Air Control Terminals and Reference Value EJS002SG
INSPECTION OF FRONT AIR CONTROL
● Measure voltage between each terminal and body ground by fol-
lowing “FRONT AIR CONTROL INSPECTION TABLE”. MTC-
38, "FRONT AIR CONTROL INSPECTION TABLE"
FRONT AIR CONTROL HARNESS CONNECTOR TERMINAL LAYOUT
FRONT AIR CONTROL INSPECTION TABLE
WJIA0909E
WJIA0020E
Termi-
nal No.
Wire
color
Item
Ignition
switch
Condition
Voltage (V)
(Approx.)
1 G Power supply for IGN — 12
2 Y/R Power supply for BAT
——
12
3 B Ground 0
4 G/Y Compressor ON signal Compressor
ON 0
OFF 5
5L/R
Power supply for mode door
motor, intake door motor, and
air mix door motor
—12
11 R/Y Light (-) — 0
12 R/L Light (+)
Lighting
switch
OFF 0
1st position 12
15 L/B A/C LAN signal — 5.5
17 L/Y Fan control AMP. control signal
Fan speed
Any speed except high 2.5 - 3
High 9.- 10
18 L/W Blower motor feed back Low 7.0 - 10.0
19 L/W Fan ON signal Fan
ON 0
OFF 5
20 W/L Power supply for IGN — 12