2011 INFINITI QX56 Factory Service Manual

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Page 1129 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-164
< DTC/CIRCUIT DIAGNOSIS >[DCA]
C1A38 ACCELERATOR PEDAL ACTUATOR CAN 1
C1A38 ACCELERATOR PEDAL ACTUATOR CAN 1
DTC LogicINFOID:0000000006228115
DTC DETECTION LOGIC
NOTE:
If DTC “C1A38” is d

Page 1130 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
C1A39 STEERING ANGLE SENSORDAS-165
< DTC/CIRCUIT DIAGNOSIS > [DCA]
C
D
E
F
G H
I
J
K L
M B
N P A
C1A39 STEERING ANGLE SENSOR
DTC LogicINFOID:0000000006228117
DTC DETECTION LOGIC
NOTE:
If DTC “C

Page 1131 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-166
< DTC/CIRCUIT DIAGNOSIS >[DCA]
C1F01 ACCELERATOR PEDAL ACTUATOR
C1F01 ACCELERATOR PEDAL ACTUATOR
ADAS CONTROL UNIT
ADAS CONTROL UNIT : DTC LogicINFOID:0000000006228122
DTC DETECTION LOGIC
DTC

DAS-166
< DTC/CIRCUIT DIAGNOSIS >[DCA]
C1F01 ACCELERATOR PEDAL ACTUATOR
C1F01 ACCELERATOR PEDAL ACTUATOR
ADAS CONTROL UNIT
ADAS CONTROL UNIT : DTC LogicINFOID:0000000006228122
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn the ignition switch OFF.
2. Turn the ignition switch ON.
3. Slowly depress the accelerator pedal completely, and then release it.
4. Repeat step 3 several times.
5. Perform “All DTC Reading” with CONSULT-III.
6. Check if the DTC “C1F01” is detected as the curr ent malfunction on the self-diagnosis results of “ICC/
ADAS”.
Is
“C1F01” detected as the current malfunction?
YES >> Refer to DAS-166, "ADAS CONTROL UNIT : Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
ADAS CONTROL UNIT : Diagnosis ProcedureINFOID:0000000006228123
1.CHECK ADAS CONTROL UNIT SE LF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “C1F01” in “Self Diagnos tic Result” of “ICC/ADAS”.
Is
“U1000” detected?
YES >> Perform the CAN communication system inspecti on. Repair or replace the malfunctioning parts.
Refer to DAS-182, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ACCELERATOR PEDAL ACTUAT OR SELF-DIAGNOSIS RESULTS
Check if “C1F01” is detected in “Self Diagnostic Result” of “ACCELE PEDAL ACT”.
Is
“C1F01” detected?
YES >> Refer to DAS-166, "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 LogicINFOID:0000000006223586
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn the ignition switch OFF.
2. Turn the ignition switch ON.
3. Slowly depress the accelerator pedal completely, and then release it.
DTC
(On board dis- play) Trouble diagnosis name DTC detecting condition Possible causes
C1F01 (91) APA MOTOR MALF If the accelerator pedal actuator motor error
is detected Accelerator pedal actuator integrated
motor malfunction
DTC Trouble diagnosis name DTC detecting condition Possible causes
C1F01 APA MOTOR MALF If the accelerator pedal actuator motor error
is detected Accelerator pedal actuator integrated
motor malfunction
Revision: 2010 May2011 QX56

Page 1132 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
C1F01 ACCELERATOR PEDAL ACTUATORDAS-167
< DTC/CIRCUIT DIAGNOSIS > [DCA]
C
D
E
F
G H
I
J
K L
M B
N P A
4. Repeat step 3 several times.
5. Perform “All DTC Readi ng” with CONSULT-III.
6. Chec

Page 1133 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-168
< DTC/CIRCUIT DIAGNOSIS >[DCA]
C1F02 ACCELERATOR PEDAL ACTUATOR
C1F02 ACCELERATOR PEDAL ACTUATOR
ADAS CONTROL UNIT
ADAS CONTROL UNIT : DTC LogicINFOID:0000000006228127
DTC DETECTION LOGIC
1.P

DAS-168
< DTC/CIRCUIT DIAGNOSIS >[DCA]
C1F02 ACCELERATOR PEDAL ACTUATOR
C1F02 ACCELERATOR PEDAL ACTUATOR
ADAS CONTROL UNIT
ADAS CONTROL UNIT : DTC LogicINFOID:0000000006228127
DTC DETECTION LOGIC
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 “C1F02” is detected as the current ma lfunction on the self-diagnosis results of “ICC/ADAS”.
Is
“C1F02” detected as the current malfunction?
YES >> Refer to DAS-168, "ADAS CONTROL UNIT : Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
ADAS CONTROL UNIT : Diagnosis ProcedureINFOID:0000000006228128
1.CHECK ADAS CONTROL UNIT SE LF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “C1F02” in “Self Diagnos tic Result” of “ICC/ADAS”.
Is
“U1000” detected?
YES >> Perform the CAN communication system inspecti on. Repair or replace the malfunctioning parts.
Refer to DAS-182, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ACCELERATOR PEDAL ACTUAT OR SELF-DIAGNOSIS RESULTS
Check if “C1F02” is detected in “Self Diagnostic Result” of “ACCELE PEDAL ACT”.
Is
“C1F02” detected?
YES >> Refer to DAS-168, "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 LogicINFOID:0000000006223590
DTC DETECTION LOGIC
ACCELERATOR PEDAL ACTUATOR : Diagnosis ProcedureINFOID:0000000006223591
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 “C1F02” is detected as the current malfunction on the self-diagnosis results of “ACCELE
PEDAL ACT” or “ICC/ADAS”
Is
“C1F02” detected as the current malfunction?
DTC
(On board dis- play) Trouble diagnosis name DTC detecting condition Possible causes
C1F02 (92) APA C/U MALF If the accelerator pedal actuator integrated
control unit error is detected Accelerator pedal actuator integrated
control unit malfunction
DTC Trouble diagnosis name DTC detecting condition Possible causes
C1F02 APA C/U MALF If the accelerator pedal actuator integrated
control unit error is detected Accelerator pedal actuator integrated
control unit malfunction
Revision: 2010 May2011 QX56

Page 1134 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
C1F02 ACCELERATOR PEDAL ACTUATORDAS-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 DAS-213, "Exploded View".
NO >> INSP

Page 1135 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-170
< DTC/CIRCUIT DIAGNOSIS >[DCA]
C1F03 ACCELERATOR PEDAL ACTUATOR
C1F03 ACCELERATOR PEDAL ACTUATOR
DTC LogicINFOID:0000000006223592
DTC DETECTION LOGIC
NOTE:
When the accelerator pedal actuator

Page 1136 of 5598

INFINITI QX56 2011 Factory Service Manual
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 ACTU ATOR POWER SUPPLY CIRCUIT
ADAS CONTROL UNI

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 ACTU ATOR POWER SUPPLY CIRCUIT
ADAS CONTROL UNIT
ADAS CONTROL UNIT : DTC LogicINFOID: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 Readi ng” 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 ProcedureINFOID: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 communicati on system inspection. Repair or replace the malfunctioning parts.
Refer to DAS-182, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ACCELERATOR PEDAL ACTU ATOR 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 LogicINFOID: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 Readi ng” 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
Revision: 2010 May2011 QX56

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