Infiniti QX56 (Z62). Manual — part 283
DAS
C1F02 ACCELERATOR PEDAL ACTUATOR
DAS-169
< DTC/CIRCUIT DIAGNOSIS >
[DCA]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
YES
>> Replace the accelerator pedal assembly. Refer to
.
NO
>> INSPECTION END
DAS-170
< DTC/CIRCUIT DIAGNOSIS >
[DCA]
C1F03 ACCELERATOR PEDAL ACTUATOR
C1F03 ACCELERATOR PEDAL ACTUATOR
DTC Logic
INFOID:0000000006223592
DTC DETECTION LOGIC
NOTE:
When the accelerator pedal actuator operates excessively, “C1F03” may be detected temporarily.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn the ignition switch OFF.
2.
Wait for 10 minutes or more and cool the accelerator pedal actuator integrated motor.
3.
Drive the vehicle with DCA system ON and operate the system.
CAUTION:
Always drive safely.
4.
Stop the vehicle.
5.
Perform “All DTC Reading” with CONSULT-III.
6.
Check if the DTC “C1F03” is detected as the current malfunction in self-diagnosis results of “ACCELE
PEDAL ACT”.
Is “C1F03” detected as the current malfunction?
YES
>> Refer to
DAS-170, "Diagnosis Procedure"
NO
>> Refer to
GI-40, "Intermittent Incident"
.
Diagnosis Procedure
INFOID:0000000006223593
1.
REPLACE ACCELERATOR PEDAL ASSEMBLY
Perform DTC confirmation procedure. If “C1F03” is detected, replace the accelerator pedal assembly. Refer to
.
>> INSPECTION END
DTC
Trouble diagnosis
name
DTC detecting condition
Possible causes
C1F03
APA HI TEMP
• The temperature of the motor integrated in the
accelerator pedal actuator remains 100
°
C
(212
°
F) or more for 0.4 seconds or more
• The temperature of the motor drive circuit inte-
grated in the accelerator pedal actuator remains
120
°
C (248
°
F) or more for 0.4 seconds or more
Accelerator pedal actuator integrated
motor malfunction
DAS
C1F05 ACCELERATOR PEDAL ACTUATOR POWER SUPPLY CIRCUIT
DAS-171
< DTC/CIRCUIT DIAGNOSIS >
[DCA]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
C1F05 ACCELERATOR PEDAL ACTUATOR POWER SUPPLY CIRCUIT
ADAS CONTROL UNIT
ADAS CONTROL UNIT : DTC Logic
INFOID:0000000006228129
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Turn the DCA system ON.
3.
Perform “All DTC Reading” with CONSULT-III.
4.
Check if the “C1F05” is detected as the current malfunction on the self-diagnosis results of “ICC/ADAS”.
Is “C1F05” detected as the current malfunction?
YES
>> Refer to
DAS-171, "ADAS CONTROL UNIT : Diagnosis Procedure"
NO
>> Refer to
GI-40, "Intermittent Incident"
.
ADAS CONTROL UNIT : Diagnosis Procedure
INFOID:0000000006228130
1.
CHECK ADAS CONTROL UNIT SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “C1F05” in “Self Diagnostic Result” of “ICC/ADAS”.
Is “U1000” detected?
YES
>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.
DAS-182, "ADAS CONTROL UNIT : DTC Logic"
.
NO
>> GO TO 2.
2.
CHECK ACCELERATOR PEDAL ACTUATOR SELF-DIAGNOSIS RESULTS
Check if “C1F05” is detected in “Self Diagnostic Result” of “ACCELE PEDAL ACT”.
Is “C1F05” detected?
YES
>> Refer to
DAS-171, "ACCELERATOR PEDAL ACTUATOR : DTC Logic"
NO
>> Replace the ADAS control unit. Refer to
DAS-63, "Removal and Installation"
ACCELERATOR PEDAL ACTUATOR
ACCELERATOR PEDAL ACTUATOR : DTC Logic
INFOID:0000000006223596
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Turn the DCA system ON.
3.
Perform “All DTC Reading” with CONSULT-III.
DTC
(On board
display)
Trouble diagnosis name
DTC detecting condition
Possible causes
C1F05
(95)
APA PWR SUPLY CIR
The battery voltage sent to accelerator pedal
actuator remains less than 7.9 V or more than
19.3 V for 5 seconds
• Harness, connector, or fuse
• Accelerator pedal actuator
DTC
Trouble diagnosis name
DTC detecting condition
Possible causes
C1F05
APA PWR SUPLY CIR
The battery voltage sent to accelerator pedal
actuator remains less than 7.9 V or more than
19.3 V for 5 seconds
• Harness, connector, or fuse
• Accelerator pedal actuator
DAS-172
< DTC/CIRCUIT DIAGNOSIS >
[DCA]
C1F05 ACCELERATOR PEDAL ACTUATOR POWER SUPPLY CIRCUIT
4.
Check if the “C1F05” is detected as the current malfunction on the self-diagnosis results of “ACCELE
PEDAL ACT”.
Is “C1F05” detected as the current malfunction?
YES
>> Refer to
DAS-172, "ACCELERATOR PEDAL ACTUATOR : Diagnosis Procedure"
.
NO
>> Refer to
GI-40, "Intermittent Incident"
.
ACCELERATOR PEDAL ACTUATOR : Diagnosis Procedure
INFOID:0000000006223597
1.
CHECK POWER SUPPLY CIRCUIT
Check the accelerator pedal actuator power supply circuit. Refer to
ACTUATOR : Diagnosis Procedure"
Is the inspection result normal?
YES
>> Replace the accelerator pedal assembly. Refer to
NO
>> Repair or replace the malfunctioning parts.
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