Nissan Qashqai J11. Manual - part 2191

DAS-178

< DTC/CIRCUIT DIAGNOSIS >

[DRIVER ASSISTANCE SYSTEM]

C1A18 RADAR AIMING INCMP

C1A18 RADAR AIMING INCMP

DTC Logic

INFOID:0000000010416918

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM SELF DIAGNOSTIC RESULT

1.

Start the engine.

2.

Perform “Self Diagnostic Result” of “LASER/RADAR” using CONSULT. 

Is DTC detected?

YES

>> Refer to 

DAS-178, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010416919

1.

ADJUST DISTANCE SENSOR

Perform distance sensor Initial vertical alignment and distance sensor alignment.

>> Refer to 

DAS-88, "Description"

 and 

DAS-90, "Description"

. 

CONSULT Display

DTC Detection Condition

Possible Cause

LASER AIMING INCMP
[C1A18]

Distance sensor not adjusted.

• Distance sensor aiming adjustment not per-

formed.

• Distance sensor aiming adjustment interrupt-

ed.

DAS

C1A21 UNIT HIGH TEMP

DAS-179

< DTC/CIRCUIT DIAGNOSIS >

[DRIVER ASSISTANCE SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

C1A21 UNIT HIGH TEMP

DTC Logic

INFOID:0000000010416920

DTC DETECTION LOGIC

1.

PERFORM SELF DIAGNOSTIC RESULT

1.

Turn ignition switch OFF.

2.

Wait for 10 minutes or more to cool the distance sensor. 

3.

Start the engine.

4.

Perform “Self Diagnostic Result” of “LASER/RADAR” using CONSULT. 

Is DTC detected?

YES

>> Replace distance sensor. Refer to 

DAS-203, "Removal and Installation"

.

NO

>> Refer to 

GI-41, "Intermittent Incident"

.

CONSULT Display

DTC detecting condition

Possible causes

UNIT HIGH TEMP
[C1A21]

Distance sensor judges high temperature abnor-
mality.

Temperature around distance sensor high.

DAS-180

< DTC/CIRCUIT DIAGNOSIS >

[DRIVER ASSISTANCE SYSTEM]

C1A24 NP RANGE

C1A24 NP RANGE

DTC Logic

INFOID:0000000010416921

DTC DETECTION LOGIC

NOTE:
If DTC C1A24 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to 

DAS-

126, "DISTANCE SENSOR : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM SELF DIAGNOSTIC RESULT 1

1.

Start the engine.

2.

Shift selector lever to P position and wait for approximately 5 minutes or more. 

3.

Perform “Self Diagnostic Result” of “LASER/RADAR” using CONSULT. 

Is DTC detected?

YES

>> Refer to 

DAS-180, "Diagnosis Procedure"

.

NO

>> GO TO 2.

2.

PERFORM SELF DIAGNOSTIC RESULT 2

1.

Shift selector lever to N position and wait for approximately 5 minutes or more. 

2.

Perform “Self Diagnostic Result” of “LASER/RADAR” using CONSULT. 

Is DTC detected?

YES

>> Refer to 

DAS-180, "Diagnosis Procedure"

.

NO

>> Refer to 

GI-41, "Intermittent Incident"

. 

Diagnosis Procedure

INFOID:0000000010416922

1.

CHECK TCM SELF DIAGNOSTIC RESULT

Perform “Self Diagnostic Result” of “TRANSMISSION” using CONSULT. 

Are any DTCs detected?

YES

>> Refer to 

TM-267, "DTC Index"

 (RE0F10D) or 

TM-485, "DTC Index"

 (RE0F10G).

NO

>> Replace distance sensor. Refer to 

DAS-203, "Removal and Installation"

. 

CONSULT Display

DTC Detection Condition

Possible Cause

NP RANGE
[C1A24]

A mismatch between shift position signal and a 
current gear position signal transmitted from 
TCM via CAN communication that continues for 
60 seconds or more.

• TCM.
• Transmission range switch.

DAS

C1A26 ECD MODE MALFUNCTION

DAS-181

< DTC/CIRCUIT DIAGNOSIS >

[DRIVER ASSISTANCE SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

C1A26 ECD MODE MALFUNCTION

DTC Logic

INFOID:0000000010619863

DTC DETECTION LOGIC

NOTE:
• If DTC C1A26 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

DAS-53, "DTC Index"

.

• If DTC C1A26 is displayed with DTC U0415, first perform the trouble diagnosis for DTC U0415. Refer to

DAS-53, "DTC Index"

.

• If DTC C1A26 is displayed with DTC U0121, first perform the trouble diagnosis for DTC U0121. Refer to

DAS-53, "DTC Index"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM SELF DIAGNOSTIC RESULT

1.

Start the engine.

2.

Perform “Self Diagnostic Result” of “LASER/RADAR” using CONSULT. 

Is DTC detected?

YES

>> Refer to 

DAS-181, "Diagnosis Procedure"

.

NO

>> Refer to 

GI-41, "Intermittent Incident"

. 

Diagnosis Procedure

INFOID:0000000010619864

1.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT

Perform “Self Diagnostic Result” of “ABS” using CONSULT. 
Are any DTCs detected?

YES

>> Refer to 

BRC-53, "DTC Index"

. 

NO

>> Replace distance sensor. Refer to 

DAS-203, "Removal and Installation"

. 

CONSULT Display

DTC detecting condition

Possible causes

ECD MODE MALF
[C1A26]

If an abnormal condition occurs with ECD system

• ABS actuator and electric unit (control unit)
• Distance sensor