Nissan Murano: Dtc/circuit Diagnosis / P0605 Control Module Rom
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms
(Trouble diagnosis content) |
DTC detection condition |
| P0605 |
CONTROL MODULE ROM
[Internal Control Module Read Only Memory (ROM) Error] |
Diagnosis condition |
When turning ON the ignition switch |
| Signal |
— |
| Threshold |
TCM ROM area sum parity check detects malfunction in ROM. |
| Diagnosis delay time |
— |
POSSIBLE CAUSE
TCM
FAIL-SAFE
-
Selector shock is large
-
Start is slow
-
Acceleration is slow
-
Lock-up is not performed
Confirmation Procedure
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
>>
GO TO 2.
CHECK DTC DETECTION
-
Turn ignition switch ON and wait 1 seconds or more.
-
Check the DTC.
Is “P0605” detected?
YES>>
Go to DTC Diagnosis Procedure.
NO-1>>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>
Confirmation after repair: INSPECTION END
DTC Diagnosis Procedure
CHECK INTERMITTENT INCIDNT
Refer to Intermittent Incident.
Is the inspection result normal?
YES>>
Replace the TCM. Refer to Removal and Installation.
NO>>
Repair or replace malfunctioning parts.
DTC Description
CAN (Controller Area Network) is a serial communication line for real-time application. It is an on-Nissan Murano vehicle multiplex communication line with high data communication speed and excellent malfunction detection ability...
DTC Description
TCM compares the calculated value stored in the flash ROM with the value stored in TCM. If the calculated value does not agree with the stored value, TCM judges this as a malfunction...
Other information:
DTC Description
DTC DETECTION LOGICRationally incorrect voltage from the sensor is sent to ECM, compared with the voltage signal from engine coolant temperature sensor. DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0127
IAT SENSOR-B1
(Intake air temperature too high)
Diagnosis condition
—
Signal (terminal)
Voltage signal transmitted from intake air temperature sensor to ECM
Threshold
Rationally incorrect voltage from the sensor is sent to ECM, compared with the voltage signal from engine coolant temperature sensor
Diagnosis delay time
—
POSSIBLE CAUSE
Harness and connectors (The sensor circuit is open or shorted)
Intake air temperature sensor
FAIL-SAFENot applicable
DTC Confirmation Procedure
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next test...
Component Function Check
COMBINATION METER INPUT SIGNAL
CONSULT
Select “Data Monitor” mode of “METER/M&A”.
Select “FUEL METER”.
Compare the “FUEL METER” value and the fuel gauge reading of the combination meter. Fuel gauge and data monitor indications should be close...