Owner's Manual

MTC-44
TROUBLE DIAGNOSIS
Revision: March 2005 2005 Altima
LAN System Circuit EJS002SJ
SYMPTOM: Mode door motor, intake door motor and/or air mix door motor do not operate normally.
DIAGNOSTIC PROCEDURE
1. CHECK POWER SUPPLY FOR DOOR MOTORS
1. Turn ignition switch ON.
2. Check voltage between front air control connector M49 terminal
5 (L/R) and ground.
OK or NG
OK >> GO TO 2.
NG >> Replace front air control. Refer to MTC-76, "
FRONT AIR
CONTROL" .
2. CHECK SIGNAL FOR DOOR MOTORS
Check voltage between front air control connector M49 terminal 15
(L/B) and ground.
OK or NG
OK >> GO TO 3.
NG >> Replace front air control. Refer to MTC-76, "
FRONT AIR
CONTROL" .
WJIA0883E
Terminals
Voltage (V)
(Approx.)
(+)
(-)
Connector Wire color
M49-5 L/R Body ground 12V
WJIA1187E
Ter minals
Voltage (V)
(Approx.)
(+)
(-)
Connector Wire color
M49-15 L/B Ground 5.5V
WJIA1196E