Nissan Altima 2007-2012 Service Manual: Overheating cause analysis
Troubleshooting Chart
Cooling system
Cooling Circuit
1. Thermostat
2. Water control valve
3. Water control valve housing (Water outlet)
4. Cylinder block (Thermostat housing)
5. Water inlet
6. Radiator
7. Water pump
8. Cylinder ...
On-vehicle maintenance
ENGINE COOLANT
System Inspection
• Never remove the radiator cap when the engine is hot. Serious burns
could occur from high pressure
fluid escaping from the radiator.
• Wrap a thick clot ...
Other materials:
AV 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 AV control unit for damage, bend
and loose connection (unit
side and connector side).
I ...
Audio antenna (sedan)
Location of Antenna
1. In-line connectors M87, M501
2. Audio unit harness
3. Audio unit
4. Satellite antenna
5. Audio antenna feeder
6. Satellite radio antenna feeder
7. Window Antenna
8. Antenna amp.
9. Satellite radio tuner
Window Antenna Repair
ELEMENT CHECK
1. Attach probe circuit ...
P0125 ECT Sensor
Description
The engine coolant temperature sensor is used to detect the engine
coolant temperature. The sensor modifies a voltage signal from the
ECM. The modified signal returns to the ECM as the engine coolant
temperature input. The sensor uses a thermistor which is sensitive to
the change i ...