Suzuki Liana RH413, Service Manual

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1A-55 Engine General Information and Diagnosis:
DTC Troubleshooting
Step Action Yes No
1 Was “Engine and Emission Control System Check”
performed? Go to Step 2. Go to “Engine and
Emission Control
System Check”.
2 Is SUZUKI scan tool available? Go to Step 3. Go to Step 4.
3 Check TP sensor and its circuit
1) Turn OFF ignition switch and connect SUZUKI scan tool
to DLC.
2) Turn ON ignition switch and check TP sensor output
voltage when throttle valve is at idle position and fully
opened.
Does voltage vary within specified value linearly as shown in
the figure?
Substitute a known-
good ECM and recheck. Go to Step 5.
4 Check TP sensor and its circuit
1) Turn ignition switch ON.
2) Check voltage at terminal “C41-16” of ECM connector
connected, when throttle valve is at idle position and fully
opened.
Does voltage vary within specified value linearly as shown in
the figure?
If voltmeter was used,
check terminal “C41-16”
for poor connection.
If OK, substitute a
known-good ECM and
recheck. Go to Step 5.
I2RH0B110029-01
I3RH0A110014-01