CO value too high

Test condition:

• Ignition timing correct
• Engine oil temperature between 50 degrees and 70 degrees C (122 degrees and 157 degrees F)

Pressure in ring main too high

Connect pressure gauge

• Pull wire off coil terminal 1
• Operate starter
• Pressure should be 2.5 kg/cm2 (35 psi)
Pressure is correct       Pressure too high