Nissan Altima 2007-2012 Service Manual: Basic inspection
Diagnosis and repair workflow
Work Flow DETAILED FLOW 1.LISTEN TO CUSTOMER COMPLAINT Listen to customer complaint. Get detailed information about the conditions and environment when the symptom occurs. >> GO TO 2 ...Other materials:
During a call
While a call is active, press the
button to
access additional options. Speak one of the following
commands:
● “Send” – Speak this command followed by
the digits to enter digits during the phone
call.
● “Mute On” or “Mute Off” – Speak the command
to mute or unmu ...
P0171 fuel injection system function
DTC Logic
DTC DETECTION LOGIC
With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture
ratio can be brought closely to the
theoretical mixture ratio based on the mixture ratio feedback signal from the
A/F sensors 1. The ECM calculates
the necessary compensation to correct th ...
P0127 IAT Sensor
Description
The intake air temperature sensor is built-into mass air flow sensor
(1). The sensor detects intake air temperature and transmits a signal
to the ECM.
The temperature sensing unit uses a thermistor which is sensitive to
the change in temperature. Electrical resistance of the ther ...