Isuzu 1999 RODEO, General Description Manual

Page: 22 / 57

5A–22
BRAKE CONTROL SYSTEM
F05RX006
Basic Diagnostic Flow Chart
Step
Action
Yes No
1 1. Customer complaint.
2. Questioning to customer.
3. Basic inspection (Refer to “Basic inspection procedure”)
Using TECH 2? Go to Step 2 Go to Step 4
2 Make sure of DTC by mode “F0: Diagnostic Trouble Codes”.
Is EHCU including DTC?
Clear code and
check for
repeatability.
Go to Step 3
Go to Step 5
3 1. Repair of faulty part.
2. Elimination of DTC.
3. Inspection of “ABS” W/L Illumination pattern with ignition SW
“ON”.
4. Test drive.
Does trouble repeat?
Repeat the
diagnosis it the
symptom or DTC
appears again
Go to Step 1 Go to Step 5
4 Check if the DTC is stored or not.
Is EHCU including DTC?
Clear code and
check for
repeatability
Go to Step 3
Trouble diagnosis
based on
symptom (Refer
to “SYMPTOM
DIAGNOSIS”)
Go to Step 3
5 1. Reconnect all components. Ensure all component are
properly mounted.
2. Clear diagnostic trouble code.
Was this step finished? Finished Go to Step 5