Nissan Sentra Service Manual: C1130 Engine signal
DTC Logic
DTC DETECTION LOGIC
| DTC | Display Item | Malfunction detected condition | Possible causes |
| C1130 | ENGINE SIGNAL 1 | When a malfunction is detected in ECM system. |
|
DTC CONFIRMATION PROCEDURE
1.CHECK SELF DIAGNOSTIC RESULT
With CONSULT.
-
Turn ignition switch ON.
-
Perform self diagnostic result.
Is DTC C1130 detected? YES >> Proceed to diagnosis procedure. Refer to BRC-76, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK SELF DIAGNOSTIC RESULT FOR ENGINE SYSTEM
With CONSULT.
Perform self diagnostic result. Refer to EC-66, "CONSULT Function".
Are any ECM DTCs detected? YES >> Refer to EC-94, "DTC Index".
NO >> GO TO 2.
2.CHECK SELF DIAGNOSTIC RESULT FOR ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
With CONSULT
-
Perform self diagnostic result and erase DTCs.
-
Turn ignition switch OFF.
-
Start engine and drive vehicle for a short period of time.
-
Check that malfunction indicator lamp (MIL) turns OFF.
-
Stop vehicle and perform self diagnostic result.
Is DTC C1130 detected? YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-110, "Removal and Installation".
NO >> Check pin terminals and connection of connectors for abnormal conditions. Repair or replace malfunctioning components.
C1121, C1123, C1125, C1127 ABS OUT Valve system
DTC Logic
DTC DETECTION LOGIC
DTC DETECTION LOGIC
Display Item
Malfunction detected condition
Possible causes
C1121
FR LH OUT ABS SOL
When a malfunction is detected i ...
C1140 Actuator relay system
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1140
ACTUATOR RLY
When a malfunction is detected in actuator relay.
...
Other materials:
Front wiper motor ground circuit
Diagnosis procedure
Regarding Wiring Diagram information, refer to WW-24, "Wiring Diagram - With
Intelligent Key" or WW-29,
"Wiring Diagram - Without Intelligent Key".
1.Check front wiper motor (gnd) open circuit
Turn the ignition switch OFF.
Disconnect front wiper mot ...
Symptom diagnosis
Nissan vehicle immobilizer systemnats
symptoms
Symptom Table
Note:
Before performing the diagnosis in the following table, check
“SEC-171, "Work Flow"”.
Check that vehicle is under the condition shown in “Conditions of
vehicle” before starting diagnosis, ...
Ecm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the ecm for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
Yes > ...