Nissan Maxima. Instruction — part 854
MWI
DIAGNOSIS SYSTEM (METER)
MWI-31
< SYSTEM DESCRIPTION >
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NOTE:
Some items are not available due to vehicle specification.
*: The monitor will indicate “OFF” even though the brake warning lamp is on if either of the following conditions exist.
• The parking brake is engaged
• The brake fluid level is low
ST SFT DWN SW [ON/OFF]
X
Displays [ON/OFF] condition of steering shift-down switch.
AT SFT UP SW [ON/OFF]
X
Displays [ON/OFF] condition of CVT shift-up switch.
AT SFT DWN SW [ON/OFF]
X
Displays [ON/OFF] condition of CVT shift-down switch.
PKB SW [ON/OFF]
X
Displays [ON/OFF] condition of parking brake switch.
BUCKLE SW [ON/OFF]
X
Status of seat belt buckle switch LH.
BRAKE OIL SW [ON/OFF]
X
Displays [ON/OFF] condition of brake fluid level switch.
MODE A SW [ON/OFF]
X
Displays [ON/OFF] condition of mode switch A.
MODE B SW [ON/OFF]
X
Displays [ON/OFF] condition of mode switch B.
DISTANCE [km] or [mile]
X
Displays the value, which is calculated by vehicle speed signal, fuel
gauge and fuel consumption from ECM.
OUTSIDE TEMP [
°C]
X
Displays the ambient air temperature, which is input from ambient
sensor.
FUEL LOW SIG [ON/FF]
X
Displays [ON/OFF] condition of low-fuel warning signal.
BUZZER [ON/OFF]
X
X
Displays [ON/OFF] condition of buzzer.
TPMS PRESS L [ON/FF]
X
Status of low tire pressure warning judged from low tire pressure
warning lamp signal received from BCM with CAN communication
line.
Display item [Unit]
MAIN
SIGNALS
SELECTION
FROM MENU
Description
MWI-32
< DTC/CIRCUIT DIAGNOSIS >
DTC U1000 CAN COMMUNICATION
DTC/CIRCUIT DIAGNOSIS
DTC U1000 CAN COMMUNICATION
DTC Logic
INFOID:0000000010049566
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000010049567
Symptom: Displays “CAN COMM CIRC [U1000]” as a self-diagnosis result of combination meter.
1.
CHECK CAN COMMUNICATION
Select “SELF-DIAG RESULTS” mode for “METER/M&A” with CONSULT.
>> Go to “LAN system”. Refer to
LAN-9, "Condition of Error Detection"
.
DTC
CONSULT display
Detection condition
U1000
CAN COMM CIRC
[U1000]
When combination meter is not transmitting or receiving CAN communication signals for 2
seconds or more.
MWI
U1010 CONTROL UNIT (CAN)
MWI-33
< DTC/CIRCUIT DIAGNOSIS >
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U1010 CONTROL UNIT (CAN)
Description
INFOID:0000000010049568
Initial diagnosis of combination meter.
DTC Logic
INFOID:0000000010049569
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000010049570
1.
REPLACE COMBINATION METER
When DTC “U1010” is detected, replace combination meter. Refer to
MWI-122, "Removal and Installation"
.
>> Inspection End.
DTC
Display contents of CON-
SULT
Diagnostic item is detected when ...
Probable malfunction location
U1010
CONTROL UNIT (CAN)
If any malfunction is detected during initial di-
agnosis of combination meter CAN controller
Combination meter
MWI-34
< DTC/CIRCUIT DIAGNOSIS >
DTC B2205 VEHICLE SPEED CIRCUIT
DTC B2205 VEHICLE SPEED CIRCUIT
Description
INFOID:0000000010049571
The ABS actuator and electric unit (control unit) provides a vehicle speed signal to the combination meter via
CAN communication lines.
DTC Logic
INFOID:0000000010049572
Diagnosis Procedure
INFOID:0000000010049573
Symptom: Displays “VEHICLE SPEED CIRC [B2205]” as a self-diagnosis result of combination meter.
1.
CHECK COMBINATION METER INPUT SIGNAL
1. Start engine and select “METER/M&A” on CONSULT.
2. Using “SPEED METER” on “DATA MONITOR”, compare the value of DATA MONITOR with speedometer
pointer of combination meter. Speedometer and DATA MONITOR indications should be close.
Is the inspection result normal?
YES
>> Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to
.
NO
>> Replace combination meter. Refer to
MWI-122, "Removal and Installation"
DTC
CONSULT display
Detection condition
B2205
VEHICLE SPEED CIRC
[B2205]
Malfunction is detected when an erroneous speed signal is input for 2 seconds or more.
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