Suzuki Wagon R Plus RB310, Service Manual

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ENGINE GENERAL INFORMATION AND DIAGNOSIS (M13 ENGINE) 6-2-65
4 VVT Signal Check
1) Drive vehicle the following condition.
• Vehicle speed at 80 km/h (50 mile/h).
• Gear position at 5th or D range.
2) Check that the VVT GAP displayed on SUZUKI scan tool is
0 – 5°.
Is it OK?
Substitute a
known-good ECM
and recheck. Go to Step 5.
5 Oil Control Circuit Visual Inspection
1) Remove cylinder head cover referring to “Cylinder Head
Cover Removal and Installation” in Section 6A1.
2) Check oil pressure leakage from oil control circuit.
Is it in good condition?
Go to Step 6. Repair or replace.
6 Check Oil Control Circuit.
1) Remove oil control valve referring to “Oil Control Valve
Removal and Installation” in Section 6A1.
2) Remove oil gallery pipe referring to “Oil Gallery Pipe
Removal and Installation” in Section 6A1.
3) Check oil gallery pipe and oil control valve for clog or
sludge.
Is it in good condition?
Go to Step 7. Clean oil control
valve and oil gal-
lery pipe.
Replace oil con-
trol valve if a prob-
lem is not solved
after cleaning oil
control valve and
oil gallery pipe.
7 Check Oil Control Valve
1) Check oil control valve referring to “Oil Control Valve
Inspection” in Section 6E1.
Is it in good condition?
Replace camshaft
timing sprocket. Replace oil con-
trol valve.
Step Action Yes No
NOTE:
Upon completion of inspection and repair work, perform “DTC Confirmation Procedure” and confirm
that the trouble has been corrected.