Suzuki RA410, Manual

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ENGINE 6-9
5. TROUBLE SYMPTOM CONFIRMATION
Based on information obtained in Step 1 Customer Complaint Analysis and Step 2 DTC Check, confirm trouble
symptoms. Also, reconfirm DTC according to DTC CONFIRMATION PROCEDURE in SECTION 6E1.
6. and 7. RECHECKING AND RECORD OF DTC
Refer to DTC CHECK in SECTION 6E1 for checking procedure.
8. ENGINE BASIC CHECK AND ENGINE DIAGNOSIS TABLE
Perform basic engine check according to ENGINE BASIC CHECK first. When the end of the flow table has been
reached, check the parts of the system suspected as a possible cause referring to ENGINE DIAGNOSIS TABLE
and based on symptoms appearing on the vehicle (symptoms obtained through steps of customer complaint
analysis, trouble symptom confirmation and / or basic engine check) and repair or replace faulty parts, if any.
ENGINE BASIC CHECK
STEP ACTION YES NO
1 Was ENGINE DIAGNOSTIC FLOW TABLE performed? Go to Step 2. Go to ENGINE
DIAGNOSTIC
FLOW TABLE.
2 Check battery voltage.
Is it 11 V or more? Go to Step 3. Charge or replace
battery.
3 Is engine cranked? Go to Step 4. Go to DIAGNOSIS in
SECTION 6G.
4 Does engine start? Go to Step 5. Go to Step 7.
5 Check engine idle speed / IAC duty referring to B-5 IAC
SYSTEM CHECK in SECTION 6E1.
Is check result as specified? Go to Step 6. Go to ENGINE
DIAGNOSIS TABLE
in this section.
6 Check ignition timing referring to IGNITION TIMING
INSPECTION in SECTION 6F1.
Is check result as specified? Go to ENGINE
DIAGNOSIS TABLE
in this section. Adjust ignition
timing.
7 Check fuel supply as follows:
1) Check to make sure that enough fuel is filled in fuel
tank.
2) Turn ignition switch to ON position for 3 seconds and
then turn it to OFF position.
Repeat this a few times.
Is fuel return pressure (returning sounds) felt from fuel
return hose when ignition switch is turned to ON position?
Go to Step 9. Go to Step 8.
8 Check fuel pump for operation.
1) Was fuel pump operating sound heard from fuel filler
for about 3 seconds after turning ignition switch to ON
position and stop?
Go to B-4 FUEL
PRESSURE CHECK
in SECTION 6E1. Go to B-1 FUEL
PUMP CIRCUIT
CHECK in SECTION
6E1.
9 Check ignition spark referring to IGNITION SPARK TEST
in SECTION 6F1.
Is it in good condition? Go to Step 10. Go to DIAGNOSIS in
SECTION 6F1.
10 Check fuel injector referring to FUEL INJECTOR
INSPECTION in SECTION 6E1.
Is it in good condition? Go to ENGINE
DIAGNOSIS TABLE
in this section. Go to B-2 FUEL
INJECTOR CIRCUIT
CHECK SECTION
6E1.