Nissan Maxima. Manual — part 884
PCS-16
< DTC/CIRCUIT DIAGNOSIS >
[IPDM E/R]
B2098 IGNITION RELAY ON STUCK
B2098 IGNITION RELAY ON STUCK
DTC Logic
INFOID:0000000010042859
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn the power supply position to start under the following conditions and wait for at least 1 second.
-
CVT selector lever is in the P (Park) or N (Neutral) position.
-
Depress the brake pedal
2. Check “Self-diagnostic result” with CONSULT.
Is DTC detected?
YES
>> Refer to
.
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000010042860
1.
PERFORM SELF DIAGNOSTIC RESULT
Perform Self Diagnostic Result of IPDM E/R using CONSULT.
Is display history of DTC B2098 CRNT?
YES
>> Replace IPDM E/R. Refer to
PCS-35, "Removal and Installation"
NO
>> Refer to
GI-41, "Intermittent Incident"
.
CONSULT Display
DTC Detection Condition
Possible Cause
IGN RELAY ON
[B2098]
The ignition relay ON is detected for 1 second at ignition
switch OFF
(CPU monitors the status at the contact and excitation
coil circuits of the ignition relay inside it)
IPDM E/R
PCS
B2099 IGNITION RELAY OFF STUCK
PCS-17
< DTC/CIRCUIT DIAGNOSIS >
[IPDM E/R]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
B2099 IGNITION RELAY OFF STUCK
DTC Logic
INFOID:0000000010042856
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn the power supply position to start under the following conditions and wait for at least 1 second.
-
CVT selector lever is in the P (Park) or N (Neutral) position.
-
Depress the brake pedal
2. Check “Self-diagnostic result” with CONSULT.
Is DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000010042857
1.
PERFORM SELF DIAGNOSTIC RESULT
Perform Self Diagnostic Result of IPDM E/R using CONSULT.
Is display history of DTC B2099 CRNT?
YES
>> Replace IPDM E/R. Refer to
PCS-35, "Removal and Installation"
.
NO
>> Refer to
GI-41, "Intermittent Incident"
.
CONSULT Display
DTC Detection Condition
Possible Cause
IGN RELAY OFF
[B2099]
The ignition relay OFF is detected for 1 second at
ignition switch ON
(CPU monitors the status at the contact and exci-
tation coil circuits of the ignition relay inside it)
IPDM E/R
PCS-18
< DTC/CIRCUIT DIAGNOSIS >
[IPDM E/R]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
Diagnosis Procedure
INFOID:0000000009467110
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible link are not blown.
Is the fuse blown?
YES
>> Replace the blown fuse or fusible link after repairing the affected circuit.
NO
>> GO TO 2
2.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connectors.
3. Check voltage between IPDM E/R harness connector and ground.
Is the measurement value normal?
YES
>> GO TO 3
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between IPDM E/R harness connectors and
ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
Terminal No.
Signal name
Fuses and fusible link No.
1
Battery power supply
B
2
A, D
36
A, E, L
Terminals
Voltage (V)
(Approx.)
(+)
(
−)
IPDM E/R
Connector
Terminal
Ground
E16
1
Battery voltage
2
E18
36
IPDM E/R
Ground
Continuity
Connector
Terminal
A: E18
12
Yes
B: E17
41
ALCIA0034ZZ
PCS
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
PCS-19
< ECU DIAGNOSIS INFORMATION >
[IPDM E/R]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
ECU DIAGNOSIS INFORMATION
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)
Reference Value
INFOID:0000000009467111
VALUES ON THE DIAGNOSIS TOOL
Monitor Item
Condition
Value/Status
MOTOR FAN REQ
Engine idle speed
Changes depending on engine
coolant temperature, air conditioner
operation status, vehicle speed,
etc.
1,2,3,4
AC COMP REQ
Engine running
A/C switch OFF
Off
A/C switch ON
(Compressor is operating)
On
TAIL&CLR REQ
Lighting switch OFF
Off
Lighting switch 1ST, 2ND, HI or AUTO (Light is illuminated)
On
HL LO REQ
Lighting switch OFF
Off
Lighting switch 2ND HI or AUTO (Light is illuminated)
On
HL HI REQ
Lighting switch OFF
Off
Lighting switch HI
On
FR FOG REQ
Lighting switch 2ND or
AUTO (Light is illuminated)
Front fog lamp switch OFF
Off
• Front fog lamp switch ON
• Daytime running light activated
(Only for Canada models)
On
FR WIP REQ
Ignition switch ON
Front wiper switch OFF
STOP
Front wiper switch INT
1LOW
Front wiper switch LO
Low
Front wiper switch HI
Hi
WIP AUTO STOP
Ignition switch ON
Front wiper stop position
STOP P
Any position other than front wiper
stop position
ACT P
WIP PROT
Ignition switch ON
Front wiper operates normally
Off
Front wiper stops at fail-safe opera-
tion
BLOCK
IGN RLY1 -REQ
Ignition switch OFF or ACC
Off
Ignition switch ON
On
IGN RLY
Ignition switch OFF or ACC
Off
Ignition switch ON
On
PUSH SW
Release the push-button ignition switch
Off
Press the push-button ignition switch
On
INTER/NP SW
Ignition switch ON
CVT selector lever in any position
other than P or N
Off
Ignition switch ON
CVT selector lever in P or N posi-
tion
On
ST RLY CONT
Ignition switch ON
Off
At engine cranking
On
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