Nissan Altima 2007-2012 Service Manual: Function diagnosis
Precaution
Precautions for Trouble Diagnosis CAUTION: • Never apply 7.0 V or more to the measurement terminal. • Use a tester with open terminal voltage of 7.0 V or less. • Turn the ignition switch ...Can communication system
System Description • CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units wi ...Other materials:
P0740 torque converter clutch solenoid
valve
Description
• The torque converter clutch solenoid valve is activated by the TCM in
response to signals sent from the vehicle
speed and accelerator pedal position sensors. Lock-up piston operation will then
be controlled.
• Lock-up operation, however, is prohibited when CVT fluid tempe ...
U0415 vehicle speed sig
Description
U0415 is displayed if any unusual condition is present in the reception
status of the vehicle speed signal from
the ABS actuator and electric unit (control unit).
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1. DTC CONFIRMATION
1. Erase the DTC.
2. Turn igniti ...
P0181 FTT sensor
Description
The fuel tank temperature sensor is used to detect the fuel temperature
inside the fuel tank. The sensor modifies a voltage signal from
the ECM. The modified signal returns to the ECM as the fuel temperature
input. The sensor uses a thermistor which is sensitive to the
change in te ...