Nissan Altima 2007-2012 Service Manual: Symptom diagnosis

Ecu diagnosis
ECM Reference Value VALUES ON THE DIAGNOSIS TOOL Remarks: ● Specification data are reference values. ● Specification data are output/input values which are detected or supplied b ...

Engine control system symptoms
Symptom Table SYSTEM — BASIC ENGINE CONTROL SYSTEM 1 - 6: The numbers refer to the order of inspection. (continued on next table) SYSTEM — ENGINE MECHANICAL & OTHER 1 - 6: The ...

Other materials:

B2602 shift position
Description BCM confirms the shift position with the following 2 signals. • CVT selector lever • Speed signal from meter DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2602 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-235, "DTC L ...

ABS 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 ABS actuator and electric unit (control unit) for damage, bend and loose connection (unit ...

On-vehicle maintenance
ENGINE COOLANT System Inspection WARNING: • Never remove the radiator cap when the engine is hot. Serious burns could occur from high pressure coolant escaping from the radiator. • Wrap a thick cloth around the cap. Slowly push down and turn it a quarter turn to allow built-up pressur ...