Nissan Altima 2007-2012 Service Manual: 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-10, "Work Flow"”. Determine malfunctioning condition before performing this diagnosis.
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis.
• Check systems shown in the “Diagnosis/service procedure” column in this order.
CONDITIONS OF VEHICLE (OPERATING CONDITIONS)
• Engine start function is ON when setting on CONSULT-III.
• Use Intelligent Key with registered Intelligent Key ID.
• One or more of Intelligent Keys with registered Intelligent Key ID is in the passenger compartment.
Vehicle security system symptoms
Symptom Table
*: Check the system is in the armed phase. ...
Other materials:
B2607 steering lock relay
Description
BCM requests to IPDM E/R to supply power to electronic steering column lock.
IPDM E/R sends status of
electronic steering column lock back to BCM.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2607 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U100 ...
P1777 step motor
Description
The step motor changes the step with turning 4 coils ON/OFF according to the
signal from TCM. As a result,
the flow of line pressure to primary pulley is changed and pulley ratio is
controlled
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
Always drive v ...
Magnet clutch
Description
SYSTEM DESCRIPTION
Front air control controls A/C compressor operation by ambient temperature
and signal from ECM.
Low Temperature Protection Control
Front air control will turn the A/C compressor ON or OFF as determined
by a signal detected by ambient sensor.
When ambient te ...