Nissan Altima 2007-2012 Service Manual: Preparation
Special Service Tool
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Commercial Service Tool
Precaution
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER ...
On-vehicle maintenance
SQUEAK AND RATTLE TROUBLE DIAGNOSES
Work Flow
CUSTOMER INTERVIEW
Interview the customer, if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Workshee ...
Other materials:
B2606 steering lock relay
Description
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN
communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the
steering to BCM.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2606 is displayed with DTC U1000, first per ...
P1421 Cold start control
Description
ECM controls ignition timing and engine idle speed when engine is started
with pre-warming up condition.
This control promotes the activation of three way catalyst by heating the
catalyst and reduces emissions.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC P1421 is displayed ...
P0043, P0044 HO2S3 heater
Description
SYSTEM DESCRIPTION
The ECM performs ON/OFF control of the heated oxygen sensor 3 heater
corresponding to the engine speed,
amount of intake air and engine coolant temperature.
OPERATION
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC C ...
