DIAGNOSIS AND REPAIR WORKFLOW
Trouble Diagnosis Flow Chart
Trouble Diagnosis Procedure
INTERVIEW WITH CUSTOMER
Interview with the customer is important to detect the root cause of CAN communication system errors and to understand vehicle condition and symptoms for proper trouble diagnosis.
Points in interview
NOTE:
INSPECTION OF VEHICLE CONDITION
Check whether the symptom is reproduced or not.
NOTE: Do not turn the ignition switch OFF or disconnect the battery cable while reproducing the error. The error may temporarily correct itself, making it difficult to determine the root cause.
CHECK OF CAN SYSTEM TYPE (HOW TO USE CAN SYSTEM TYPE SPECIFICATION CHART)
Determine CAN system type based on vehicle equipment.
NOTE:
CAN System Type Specification Chart (Style A)
NOTE: CAN system type is easily checked with the vehicle equipment identification information shown in the chart.
CAN System Type Specification Chart (Style B)
NOTE: CAN system type is easily checked with the vehicle equipment identification information shown in the chart.
CREATE INTERVIEW SHEET
Fill out the symptom described by the customer, vehicle condition, and CAN system type on the interview sheet.
Interview Sheet (Example)
DETECT THE ROOT CAUSE
CAN diagnosis function of CONSULT detects the root cause.
B0098 front door satellite sensor RH
DTC Logic
DTC DETECTION LOGIC
With CONSULT
CONSULT name
DTC
DTC detecting condition
Repair order
DOOR SATELLITE SENSOR RH
[SENSOR FAIL]
B0098
Front door satellite sensor RH has malfunctioned.
Refer to SRC-72, "Diagnosis Procedure".
...
System description
COMPONENT PARTS
Component Parts Location
Center of back door
No.
Component
Function
1
Rod antenna
Refer to AV-14, "Rod Antenna, Antenna Amp., Satellite
Antenna and Antenna Feeder".
2
Antenna base (antenna amp. and sa ...
P0447 EVAP canister vent control valve
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0447
VENT CONTROL VALVE
(Evaporative emission system vent control
circuit open)
An improper voltage signal is sent to ECM through EVAP canister ...