Infiniti G37 Coupe. Manual — part 925
![](/vehicles/zatt/keash/ckiif/frurd.png)
MWI-46
< COMPONENT DIAGNOSIS >
B2202 COMMUNICATION ERROR 2
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace unified meter and A/C amp.
4.
CHECK COMBINATION METER OUTPUT VOLTAGE
1.
Turn ignition switch OFF.
2.
Disconnect unified meter and A/C amp. connector.
3.
Connect combination meter connector.
4.
Turn ignition switch ON.
5.
Check voltage between combination meter harness connector terminal and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace combination meter.
Terminal
Voltage
(Approx.)
(+)
(–)
Unified meter and A/C amp.
Connector
Terminal
M66
27
Ground
5 V
Terminal
Voltage
(Approx.)
(+)
(–)
Combination meter
Connector
Terminal
M53
3
Ground
5 V
![](/vehicles/zatt/keash/ckiif/har.png)
MWI
B2205 VEHICLE SPEED
MWI-47
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
B2205 VEHICLE SPEED
Description
INFOID:0000000001606660
Vehicle speed signal is transmitted from ABS actuator and electric unit (control unit) via CAN communication
to unified meter and A/C amp.
DTC Logic
INFOID:0000000001606661
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000001606662
1.
PERFORM SELF-DIAGNOSIS OF ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Perform “Self Diagnostic Result” of ABS actuator and electric unit (control unit), and repair or replace malfunc-
tioning parts.
>> Refer to
BRC-26, "CONSULT-III Function"
.
DTC
Display contents of
CONSULT-III
Diagnostic item is detected when ...
Probable malfunction location
B2205
VEHICLE SPEED
If the abnormal vehicle speed signal is input
from ABS actuator and electric unit (control
unit) for 2 seconds or more
• Wheel sensor
• ABS actuator and electric unit (control unit)
![](/vehicles/zatt/keash/ckiif/owhtres.png)
MWI-48
< COMPONENT DIAGNOSIS >
B2267 ENGINE SPEED
B2267 ENGINE SPEED
Description
INFOID:0000000001606663
The engine speed signal is transmitted from ECM to the unified meter and A/C amp. with CAN communica-
tion.
DTC Logic
INFOID:0000000001606664
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000001606665
1.
PERFORM SELF-DIAGNOSIS OF ECM
Perform “Self Diagnostic Result” of ECM, and repair or replace malfunctioning parts.
>> Refer to
EC-120, "CONSULT-III Function"
DTC
Display contents of
CONSULT-III
Diagnostic item is detected when ...
Probable malfunction location
B2267
ENGINE SPEED
If ECM continuously transmits abnormal en-
gine speed signals for 2 seconds or more
• Crankshaft position sensor (POS)
• ECM
![](/vehicles/zatt/keash/ckiif/mayo.png)
MWI
B2268 WATER TEMP
MWI-49
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
B2268 WATER TEMP
Description
INFOID:0000000001606666
The engine coolant temperature signal is transmitted from ECM to the unified meter and A/C amp. via CAN
communication.
DTC Logic
INFOID:0000000001606667
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000001606668
1.
PERFORM SELF-DIAGNOSIS OF ECM
Perform “Self Diagnostic Result” of ECM, and repair or replace malfunctioning parts.
>> Refer to
EC-120, "CONSULT-III Function"
.
DTC
Display contents of
CONSULT-III
Diagnostic item is detected when ...
Probable malfunction location
B2268
WATER TEMP
If ECM continuously transmits abnormal en-
gine coolant temperature signals for 60 sec-
onds or more
• Engine coolant temperature sensor
• ECM
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст