Suzuki SY413 Service Manual page 2678

STEP
7 Check signal rotor for the following, using mirror.
See Fig. 4.
D Damage
D No foreign material attached
Is it in good condition?
Fig.1 for Step 3
Fig.4 for Step 7
ENGINE GENERAL INFORMATION AND DIAGNOSIS (G13/G16 ENGINE WITH WU TWC) 6-1-79
ACTION
Fig.2 for Step 6
Magnetic substance (iron)
Mirror
YES
Intermittent trouble or
faulty ECM (PCM).
Check for intermittent
referring to "Intermit-
tent and Poor Connec-
tion" in Section 0A.
Fig.3 for Step 6
NO
Clean rotor teeth or re-
place CMP sensor.