Nissan Altima (L32) 2007-2012 Service Manual: P0605 ECM
Description
The ECM consists of a microcomputer and connectors for signal input and output and for power supply. The ECM controls the engine.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION A
1. Turn ignition switch ON.
2. Check 1st trip DTC.
Is 1st trip DTC detected? YES >> Go to EC-1377, "Diagnosis Procedure".
NO >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION B
1. Turn ignition switch ON and wait at least 1 second.
2. Turn ignition switch OFF, wait at least 10 seconds, and then turn it ON.
3. Check 1st trip DTC.
Is 1st trip DTC detected? YES >> Go to EC-1377, "Diagnosis Procedure".
NO >> GO TO 4.
4.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION C
1. Turn ignition switch ON and wait at least 1 second.
2. Turn ignition switch OFF, wait at least 10 seconds, and then turn it ON.
3. Repeat step 2 for 32 times.
4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Go to EC-1377, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.INSPECTION START
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC CONFIRMATION PROCEDURE.
See EC-1376, "DTC Logic".
Is the 1st trip DTC P0605 displayed again? YES >> GO TO 2.
NO >> INSPECTION END
2.REPLACE ECM
1. Replace ECM.
2. Go to EC-1051, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement".
>> INSPECTION END
P0603 ECM Power supply
Description Battery voltage is supplied to the ECM even when the ignition switch is turned OFF for the ECM memory function of the DTC memory, the air-fuel ratio feedback compensation value memory, ...P0607 ECM
Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excellen ...Other materials:
P1805 brake switch
Description
Brake switch signal is applied to the ECM through the stop lamp switch when
the brake pedal is depressed.
This signal is used mainly to decrease the engine speed when the vehicle is
driving.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION ...
Satellite radio antenna
Removal and Installation
REMOVAL
1. Lower the headliner at the rear. Refer to INT-20, "Removal and
Installation" (coupe) and INT-42,
"Removal and Installation" (sedan).
2. Remove the satellite radio antenna nut (A), then disconnect the
satellite radio antenna connector ( ...
Service data and specifications(SDS)
Wheel Alignment (Unladen*)
Fuel, radiator coolant and engine
oil full. Spare tire, jack, hand tools and mats in designated positions.
Fuel,
radiator coolant and engine oil full. Spare tire, jack, hand tools and mats in
designated positions.
Ball Joint
Wheelarch Height (Unladen*1) ...