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:
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, the idle air volume
learning value memory, etc.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATI ...
B1017 – b1022 occupant classification
system
Description
DTC B1017 – B1022 OCCUPANT CLASSIFICATION SYSTEM (OCS)
The occupant classification system control unit is wired to the air bag
diagnosis sensor unit. The air bag diagnosis
sensor unit will monitor the occupant classification system for control unit and
sensor mat failures and
...
Replacement operations
Description
This section is prepared for technicians who have attained a high level of
skill and experience in repairing collision-
damaged vehicles and also use modern service tools and equipment. Persons
unfamiliar with body
repair techniques should not attempt to repair collision-damaged v ...