Nissan Murano: Driver Controls / Defogger :: Ecu Diagnosis Information. Bcm, A/c Auto Amp.
List of ECU Reference
| ECU | Reference |
| BCM |
Values on the Diagnosis Tool |
| Reference Value |
| Fail Safe |
| DTC Inspection Priority Chart |
| DTC Index |
| A/C auto amp. |
Values on the Diagnosis Tool |
| Reference Value |
| Fail Safe |
| DTC Inspection Priority Chart |
| DTC Index |
System Description
SYSTEM DIAGRAMINPUT/OUTPUT SIGNAL CHART Switch Input signal to BCM BCM function Actuator
Rear window defogger switch
Defogger switch signal
Rear window defogger control
Rear window defogger
Door mirror defogger (if equipped)
OPERATION DESCRIPTION
When rear window defogger switch is turned ON while ignition switch ON, the rear window defogger switch signal is transmitted to the A/C auto amp...
Work Flow
OVERALL SEQUENCEDETAILED FLOWGET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred)...
Other information:
DTC Description
DTC DETECTION LOGICAn excessively low voltage from the sensor is sent to ECM. DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0451
EVAP SYS PRES SEN
(EVAP control system pressure sensor performance)
Diagnosis condition
Ignition switch ON
Signal (terminal)
EVAP control system pressure sensor signal
ECM
(Built in barometric pressure sensor)
Threshold
ECM detects a state that the pressure difference remains the threshold value or more for continuously for 5 seconds or more under the condition that the pressure of the EVAP control system pressure sensor and that of the barometric pressure sensor are equal...
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P2118
ETC MOT-B1
(Throttle actuator control motor current range/performance)
Diagnosis condition
Start engine and let it idle
Signal (terminal)
Throttle control motor circuit
Threshold
ECM detects short in both circuits between ECM and throttle control motor
Diagnosis delay time
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POSSIBLE CAUSE
Harness or connectors
(Throttle control motor circuit is shorted...