Nissan Sentra Service Manual: Symptom diagnosis
Basic inspection
Diagnosis and repair workflow
Workflow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the
conditions and environm ...
Heater and air conditioning system symptoms
Symptom table
...
Other materials:
Removal and installation
Av control unit
Exploded view
Av control unit
Av control unit bracket (lh)
Av control unit bracket (rh)
Removal and installation
Removal
Caution:
Remove battery terminal and av control unit after a lapse of 30
seconds or more after turning the
ignition switch off.
Befor ...
Diagnosis system (bcm) (with intelligent
key system)
Common item
Common item : consult function (bcm -
common item)
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
Direct Diagnostic Mode
Description
ECU identification
The BCM part number is displayed.
Self Diagnostic Result
...
U1000 CAN Comm circuit
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
U1000
CAN COMM CIRCUIT
When CAN communication signal is not continuously
received for 2 seconds or more
CAN communication system malfunction
Diagnosis Procedure
...
