Nissan Altima 2007-2012 Service Manual: ECU diagnosis
BCM (BODY CONTROL MODULE)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
Terminal Layout
Physical Values
1: Sedan only
2: With LH front window anti-pinch
3: With LH and RH front window anti-pinch
Wiring Diagram - TIRE PRESSURE MONITORING SYSTEM - Coupe
Wiring Diagram - TIRE PRESSURE MONITORING SYSTEM - Sedan
Self-Diagnosis (With CONSULT-III)
FUNCTION
Self-Diagnostic Results Mode
NOTE: Before performing the self-diagnosis, be sure to register the ID or else the actual malfunction location may be different from that displayed on CONSULT-III.
Self-Diagnosis (Without CONSULT-III)
SELF DIAGNOSTIC PROCEDURE (WITHOUT CONSULT-III)
1. Turn ignition switch ON.
2. Ground the tire pressure warning check connector to initiate self diagnosis.
3. Compare the flashing pattern with the flash code chart below.
NOTE: The system is normal when the low tire pressure warning lamp flashes 5 times and continues repeating. Selfdiagnosis results are erased automatically by turning the ignition switch “OFF”.
C1734 control unit
Description
An internal malfunction has been detected in the TPMS function of the BCM.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULTS
1. On SELECT DI ...
Other materials:
AV 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 AV control unit for damage, bend
and loose connection (unit
side and connector side).
I ...
Headlamp (halogen type)
System Diagram
System Description
Control of the headlamp system operation is dependent upon the position of
the lighting switch (combination
switch). When the lighting switch is placed in the 2nd position, the BCM (body
control module) receives input
requesting the headlamps and park lam ...
Uniform tire quality grading
DOT (Department of Transportation) Quality
Grades: All passenger car tires must conform to
federal safety requirements in addition to these
grades.
Quality grades can be found where applicable on
the tire sidewall between tread shoulder and
maximum section width. For example:
Treadwear 200 ...