Nissan Maxima Service and Repair Manual: Control unit

Removal and installation

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Ambient sensor

Removal and Installation REMOVAL From under the vehicle, disconnect the harness connector from the ambient sensor. Release the two ambient sensor clips and remove the ambient sensor (1). ...

Other materials:

Intelligent key system/engine start function symptoms
Symptom Table Engine cannot be started with all Intelligent Keys. CAUTION: Follow Trouble Diagnosis Flowchart referring to "SEC-4, "Work Flow"". Determine malfunctioning condition before performing this diagnosis. Check that vehicle is under the condition shown in "Conditio ...

System description
COMPRESSOR CONTROL FUNCTION Description PRINCIPLE OF OPERATION Compressor is not activated. Functional circuit diagram CAN (1): A/C switch signal : Blower fan motor switch signal CAN (2): A/C compressor request signal Functional initial inspection chart Fail-Safe FAIL-SAFE FUNCTION ...

B2193 chain of ECM-IMMU
Description BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK. ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if ignition switch is turned ON. DTC Logic DTC DETECTION LOGIC ...