Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

CAN communication circuit

Diagnosis Procedure 1.CONNECTOR INSPECTION Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Disconnect all the unit connectors on CAN communication syste ...

Main line between ADP and DLC circuit

Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and ...

Other materials:

P0171, P0174 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 A/F sensor 1. The ECM calculates the necessary compensation to correct the o ...

P1723 speed sensor
Description The secondary speed sensor detects the revolution of parking gear and generates a pulse signal. The pulse signal is sent to the TCM, which converts it into vehicle speed. The primary speed sensor detects the primary pulley revolution speed and sends a signal to the TCM. DTC Lo ...

Drive mode selector
Drive mode selector switches Two driving modes can be selected by using the drive mode selector switches, NORMAL and SPORT. NOTE: When the drive mode select switch selects a mode, the mode may not switch quickly. This is not a malfunction. Select the NORMAL mode for normal driving. ...