Nissan Maxima Service and Repair Manual: P1615 diffrence of key

P1612 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 st ...

B2190 nats antenna AMP.

Description Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed. Prohibits the start of engine when an unregistered ID of Intelligent Key is us ...

Other materials:

Emission control system maintenance
Abbreviations: I = Inspect and correct or replace as necessary, R = Replace, D = Drain water NOTE: (1) After 40,000 miles (64,000 km) or 48 months, inspect every 10,000 miles (16,000 km) or 12 months. Replace the drive belts if found damaged. (2) If operating mainly in dusty condit ...

Periodic maintenance
WHEEL HUB On-vehicle Service Check axle and suspension parts for excessive play, wear or damage.  Shake each rear wheel to check for excessive play. Inspection Rear Wheel Bearing  Check axial end play. Axial end play : Refer to RAX-8, "Wheel Bearing (Rear)". Check ...

Engine maintenance (VQ35DE)
DRIVE BELTS DRIVE BELTS : Checking Drive Belts Idler pulley Drive belt Power steering oil pump Drive belt auto-tensioner Crankshaft pulley Idler pulley A/C compressor Generator Indicator  New drive belt range Possible use range View D Engine front WA ...