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
Notes for checking error symptoms:
- Example: Circuit between ECM and the combination meter is judged normal if the customer indicates tachometer functions normally.
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.
HOW TO USE THIS MANUAL
HOW TO USE THIS SECTION
Information
Abbreviation List
Unit name abbreviations in CONSULT CAN diagnosis and in this section are as
per the following list.
Component Description ...
Oil pan (lower)
Exploded View
1. Rear oil seal 2. Oring 3. Oil pan (upper) 4. Oil pump chain tensioner
(for oil pump drive chain) 5. Oil pump drive chain 6. Crankshaft key 7.
Crankshaft sprocket 8. Oil pump sprocket 9. Oil pump 10. Oring 11. Oring 12.
Oil pan drain plug 13. Drain plug washer 14. Oil pan ...
Fuel level sensor unit
Disassembly and Assembly
Fuel Level Sender Unit
1. Harness connectors 2. Level sending unit module 3. Fuel temperature sensor
4. Float arm assembly
Disassembly
NOTE:
Before disassembly, note the proper placement of the wires to the correct
terminals and correct wire routing to
the term ...