The ignition system fails to operate (no spark or intermittent spark).


1. main and ignition fuses

2. battery

3. spark plugs

4. ignition spark gap

5. spark plug cap resistance

6. ignition coil resistance

7. pickup coil resistance

8. main switch

9. engine stop switch

10. neutral switch

11. sidestand switch

12. wiring

(of the entire ignition system)


CBefore troubleshooting, remove the following part(-s):

1) seat

2) fuel tank

3) headlight unit

4) side cover (left)

CTroubleshoot with the following special tool(-s).

Ignition checker 90890-06754 Pocket tester 90890-03112

1. Main and ignition fuses

CCheck the main and ignition fuses for continuity.

Refer to "CHECKING THE FUSES" in chapter 3.

CAre the main and ignition fuses OK?

2. Battery

CCheck the condition of the battery. Refer to "CHECKING AND CHARGING THE BATTERY" in chapter 3.

Min. open-circuit voltage 12.8 V or more at 20°C

Qs the battery OK?

CClean the battery terminals. CRecharge or replace the battery.

3. Spark plugs

The following procedure applies to all of the spark plugs.

CCheck the condition of the spark plug. CCheck the spark plug type. CMeasure the spark plug gap. Refer to "CHECKING THE SPARK PLUGS" in chapter 3.

Standard spark plug DPR 8EA-9 (NGK) X24EPR-U9 (DENSO) Spark plug gap 0.8 ~ 0.9 mm

Qs the spark plug in good condition, is it of the correct type, and its gap within specification?

Re-gap or replace the spark plug.

Replace the fuse(-s).





Was this article helpful?

0 0

Post a comment