Suzuki WagonR+ RB310 Service Manual page 599

6-2-28 ENGINE GENERAL INFORMATION AND DIAGNOSIS (M13 ENGINE)
Condition
Engine has no
power
Possible Cause
Faulty spark plug
Faulty ignition coil with ignitor
Leaks, loose connection or disconnection of
high-tension cord
Faulty knock sensor
Clogged fuel hose or pipe
Malfunctioning fuel pump
Air inhaling from intake manifold gasket or
throttle body gasket
Engine overheating
Malfunctioning EGR valve
Maladjusted accelerator cable play
Poor performance of TP sensor, ECT sensor
or MAF sensor
Faulty fuel injector(s)
Faulty ECM
Dragging brakes
Slipping clutch
Low compression
VVT system out of order
Reference Item
"Spark Plugs Inspection" in Section
6F2.
"Ignition Coil Assembly (Including Igni-
tor) Inspection" in Section 6F2.
"High-tension Cords Inspection" in Sec-
tion 6F2.
"DTC P0327 Knock Sensor Circuit Low"
or "DTC P0328 Knock Sensor Circuit
High" in this section.
"Table B-3 Fuel Pressure Check" in this
section.
"Table B-2 Fuel Pump and Its Circuit
Check" in this section.
"Overheating" in this table.
"EGR Valve Inspection" in Section 6E2.
"Accelerator cable Adjustment" in Sec-
tion 6E2.
"TP Sensor On-Vehicle Inspection",
"ECT Sensor Inspection" or "Mass Air
Flow (MAF) and Intake Air Temperature
(IAT) Sensor Inspection" in Section
6E2.
"Table B-1 Fuel Injector Circuit Check"
in this section.
"Diagnosis Table" in Section 5.
"Diagnosis Table" in Section 7C.
"Compression Check" in Section 6A2.
"Oil Control Valve Inspection" in Section
6E2.