Suzuki Wagon R Plus RB310, Service Manual

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IGNITION SYSTEM (M13 ENGINE) 6F2-11
Crankshaft Position (CKP) Sensor
Refer to “Crankshaft Position Sensor (CKP Sensor) Removal and
Installation” and “Crankshaft Position Sensor (CKP Sensor)
Inspection” in Section 6E2 for removal, inspection and installation.
Ignition Timing Inspection
1) Connect scan tool to DLC (1) with ignition switch OFF.
Special tool
(A): SUZUKI scan tool
2) Start engine and warm it up to normal operating tempera-
ture.
3) Make sure that all of electrical loads except ignition are
switched off.
4) Check to be sure that idle speed is within specification refer-
ring to “Idle Speed/Idle Air Control (IAC) Duty Inspection” in
Section 6E2.
5) Fix ignition timing by using “Fixed Spark” of “Misc Test” mode
on scan tool.
6) Set timing light (1) to high-tension cord for No.1 cylinder and
check that ignition timing is within specification.
Initial ignition timing (fixed with scan tool)
5
±
3° BTDC at idle speed
Ignition order
1-3-4-2
Special tool
(A): 09930 – 76420
7) If ignition timing is out of specification, check the followings:
• CKP sensor
• CKP sensor plate
• TP sensor
• CMP sensor
• CMP sensor rotor tooth of camshaft
• VSS
• Timing chain cover installation
NOTE:
• Ignition timing is not adjustable. If ignition timing is
out of specification, check system related parts.
• Before starting engine, place transmission gear shift
lever in “Neutral” (shift selector lever to “P” range for
A/T model), and set parking brake.
1
(A)