Nissan Altima 2007-2012 Service Manual: Overheating cause analysis
Troubleshooting Chart
Cooling system
Cooling Circuit
1. Cylinder block (RH)
2. Oil cooler
3. Cylinder head (RH)
4. Water pump
5. Radiator
6. Water inlet
7. Thermostat
8. Cylinder head (LH)
9. Cylinder block (LH)
Schematic
...
On-vehicle maintenance
ENGINE COOLANT
System Inspection
WARNING:
• Never remove the radiator cap when the engine is hot. Serious burns could
occur from high pressure
coolant escaping from the radiator.
• Wrap a ...
Other materials:
BCM branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the BCM for damage, bend and loose
connection (unit side and
connector side).
Is the inspect ...
P0462, P0463 Fuel level sensor
Description
The fuel level sensor is mounted in the fuel level sensor unit.
The sensor detects a fuel level in the fuel tank and transmits a signal to the
combination meter. The combination
meter sends the fuel level sensor signal to the ECM via the CAN communication
line.
It consists of ...
Diagnosis system (bluetooth control
unit)
Diagnosis Description
The Bluetooth control unit has two diagnostic checks. The first diagnostic
check is performed automatically
every ignition cycle during control unit initialization. The second diagnostic
check is performed by the technician
using the steering wheel audio control switches ...