Suzuki Baleno Manual page 1712

6E1-48 ELECTRONIC FUEL INJECTION SYSTEM (G13/G16 ENGINE WITHOUT WU TWC)
B-2 FUEL INJECTOR AND ITS CIRCUIT CHECK
STEP
Using sound scope, check each injector for operat-
1 ing sound at engine cranking.
Do all 4 injector make operating sound?
Does none of 4 injectors make operating sound at
2
Step 1?
Check fuel injector(s) referring to "FUEL
INJECTOR" in this section.
3
Is it in good condition?
Check power circuit of injectors for open and short.
Is it in normal condition?
4
ACTION YES
Fuel injector circuit is in
good condition.
Go to Step 4.
Check coupler connection
and wire harness of
injector not making
operating sound.
Check all 4 injectors for
resistance respectively.
If resistance is OK,
substitute a known-good
ECM (PCM) and recheck.
1. Battery positive voltage
2. Main fuse box
3. "FI" fuse in fuse/relay box
4. Main relay
5. ECM (PCM)
6. No.1 injector
7. No.3 injector
8. No.4 injector
9. No.2 injector
NO
Go to Step 3.
Go to Step 3.
Faulty fuel injector(s).
Power circuit open or
short.