Nissan Altima HL32 Hybrid. Manual — part 507
![](/vehicles/gon/sttello/nita/youl.png)
B2632, B2633 AIR MIX DOOR MOTOR PBR (DRIVER SIDE)
HAC-49
< COMPONENT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair harness or connector.
6.
CHECK AIR MIX DOOR MOTOR (DRIVER SIDE) GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect air mix door motor (driver side) connector.
3. Check continuity between air mix door motor (driver side) harness connector M128 terminal 2 and ground.
Is the inspection result normal?
YES
>> Replace air mix door motor (driver side). Refer to
VTL-20, "Removal and Installation"
NO
>> Repair harness or connector.
(+)
(
−)
Voltage
Air mix door motor (driver side)
—
Connector
Terminal
M128
1
Ground
SJIA1453J
Air mix door motor (driver side)
—
Continuity
Connector
Terminal
M128
2
Ground
Continuity should exist
![](/vehicles/gon/sttello/nita/kos.png)
HAC-50
< COMPONENT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
B2634, B2635 AIR MIX DOOR MOTOR PBR (PASSENGER SIDE)
B2634, B2635 AIR MIX DOOR MOTOR PBR (PASSENGER SIDE)
Description
INFOID:0000000004215329
COMPONENT DESCRIPTION
The air mix door motor (passenger side) (1) is attached to the heater
& cooling unit assembly. It rotates so that the air mix door is opened
or closed to a position set by the auto amp. Motor rotation is then
conveyed through a shaft and the air mix door position feedback is
then sent to the auto amp. by PBR built-in air mix door motor.
DTC Logic
INFOID:0000000004215330
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON and wait at least 50 seconds.
2. Check DTC.
Is DTC detected?
YES
>> Go to Diagnosis Procedure.
NO
>> END.
Diagnosis Procedure
INFOID:0000000004215331
1.
CHECK AIR MIX DOOR MOTOR (PASSENGER SIDE)
Check air mix door motor (passenger side). Refer to
VTL-20, "Removal and Installation"
Is it installed normally?
YES
>> GO TO 2.
NO
>> Replace air mix door motor (passenger side). Refer to
VTL-20, "Removal and Installation"
2.
CHECK POWER SUPPLY FOR AUTO AMP.
1. Turn ignition switch ON.
2. Check voltage between auto amp. harness connector M37 terminal 20 and ground.
:
Vehicle front
JPIIA0037ZZ
DTC No.
Trouble Diagnosis
Name
DTC Detecting Condition
Possible Cause
B2634
PASS AIRMIX ACTR
SHORT
Air mix door (passenger side) does not change
even if auto amp. operates air mix door motor
(passenger side).
• Air mix door motor (passenger side)
• Auto amp.
• Harness or connectors
(The door motor circuit is open or shorted.)
B2635
PASS AIRMIX ACTR
OPEN
![](/vehicles/gon/sttello/nita/uly.png)
B2634, B2635 AIR MIX DOOR MOTOR PBR (PASSENGER SIDE)
HAC-51
< COMPONENT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace auto amp. Refer to
VTL-8, "Removal and Installation"
3.
CHECK SIGNAL FOR AUTO AMP.
Confirm A/C LAN signal between auto amp. harness connector M37 terminal 3 and ground using an oscillo-
scope.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace auto amp. Refer to
VTL-8, "Removal and Installation"
4.
CHECK POWER SUPPLY FOR AIR MIX DOOR MOTOR (PASSENGER SIDE)
Check voltage between air mix door motor (passenger side) harness connector M129 terminal 3 and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair harness or connector.
5.
CHECK SIGNAL FOR AIR MIX DOOR MOTOR (PASSENGER SIDE)
Confirm A/C LAN signal between air mix door motor (passenger side) harness connector M129 terminal 1 and
ground using an oscilloscope.
(+)
(
−)
Voltage
Auto amp.
—
Connector
Terminal
M37
20
Ground
Battery voltage
(+)
(
−)
Voltage
Auto amp.
—
Connector
Terminal
M37
3
Ground
SJIA1453J
(+)
(
−)
Voltage
Air mix door motor (passenger side)
—
Connector
Terminal
M129
3
Ground
Battery voltage
![](/vehicles/gon/sttello/nita/yoo.png)
HAC-52
< COMPONENT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
B2634, B2635 AIR MIX DOOR MOTOR PBR (PASSENGER SIDE)
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair harness or connector.
6.
CHECK AIR MIX DOOR MOTOR (PASSENGER SIDE) GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect air mix door motor (passenger side) connector.
3. Check continuity between air mix door motor (passenger side) harness connector M129 terminal 2 and
ground.
Is the inspection result normal?
YES
>> Replace air mix door motor (passenger side). Refer to
VTL-20, "Removal and Installation"
NO
>> Repair harness or connector.
(+)
(
−)
Voltage
Air mix door motor (passenger side)
—
Connector
Terminal
M129
1
Ground
SJIA1453J
Air mix door motor (passenger side)
—
Continuity
Connector
Terminal
M129
2
Ground
Continuity should exist
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