Nissan Altima 2007-2012 Service Manual: Component diagnosis

On board diagnostic (OBD) system
Trouble Diagnosis Introduction CAUTION: • Do not use electrical test equipment on any circuit related to the SRS unless instructed to do so in this Service Manual. SRS wiring harnesses can be i ...

B1049 – B1052, B1054 – B1057 driver airbag module
Description DTC B1049 – B1052, B1054 – B1057 DRIVER AIRBAG MODULE The driver air bag module is dual stage and wired to the air bag diagnosis sensor unit through the spiral cable. The air ba ...

Other materials:

IPDM-E 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 IPDM E/R for damage, bend and loose connection (unit side and connector side). Is the in ...

P0011, P0021 IVT control
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0011 or P0021 is displayed with DTC P0075 or P0081, first perform the trouble diagnosis for DTC P0075, P0081. Refer to EC-1191, "DTC Logic". DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previousl ...

Line pressure test
Inspection and Judgment INSPECTION Line Pressure Test Port Line Pressure Test Procedure 1. Inspect the amount of engine oil and replenish if necessary. 2. Drive the car for about 10 minutes to warm it up so that the CVT fluid reaches in the range of 50 to 80°C (122 to 176°F), then ins ...