Nissan Murano: Charging System :: Dtc/circuit Diagnosis / S Terminal Circuit
Diagnosis Procedure
CHECK “S” TERMINAL CONNECTION
-
Ignition switch OFF.
-
Check if “S” terminal is clean and tight.
Is the inspection result normal?
YES>>
GO TO 2.
NO>>
Repair “S” terminal connection. Confirm repair by performing system test using 165-DSS-5000P. Refer to the applicable Instruction Manual for proper testing procedures.
CHECK “S” TERMINAL CIRCUIT
Check voltage between generator harness connector and ground.
| (+) | (—) |
Voltage
(Approx.) |
| Generator |
| Connector | Terminal |
| F7 |
3 |
Ground |
Battery voltage |
Is the inspection result normal?
YES>>
Refer to Work Flow (With 165-DSS-5000P), or (Without 165-DSS-5000P).
NO>>
Check harness for open between generator and fuse.
Diagnosis Procedure
CHECK “L” TERMINAL CIRCUIT (SHORT)
Ignition switch OFF.
Disconnect generator connector.
Ignition switch ON.
Does charge warning lamp illuminate?
YES>>
GO TO 2...
Symptom Table
Symptom Reference
Battery discharged.
Refer to Work Flow (With 165-DSS-5000P), or (Without 165-DSS-5000P).
The charge warning lamp does not illuminate when ignition switch ON...
Other information:
Diagnosis Procedure
CHECK ECV (ELECTRICAL CONTROL VALVE) POWER SUPPLY
Ignition switch OFF.
Disconnect A/C compressor connector.
Ignition switch ON.
Check voltage between A/C compressor harness connector and ground.
+ −
Voltage
(Approx.)
A/C compressor
Connector Terminal
F4
4
Ground
Battery voltage
Is the inspection result normal?
YES>>
GO TO 3...
Diagnosis Procedure
Door does not lock/unlock with door request switch, and engine does not start when ignition switch is pressed while carrying Intelligent Key. (One Intelligent Key has the symptom, other keys operate normally.)SYMPTOM TABLE (ONE INTELLIGENT KEY HAS THE SYMPTOM, OTHER KEYS OPERATE NORMALLY) Door lock operation (remote keyless entry) Door lock operation (request switch) or back door open operation (opener switch of back door panel) Engine started with push-button ignition switch operation (Intelligent Key is within the detection area of inside key antenna) Engine started with push-button ignition switch operation (registered Intelligent Key placed next to push-button ignition switch)
OK
NG
No crank, No start
OK
DIAGNOSIS PROCEDURERefer to Diagnosis Procedure...