15. IGNITION SYSTEM Pulsar CK 125 CDI UNIT CDI Unit CDI Unit Coupler REMOVAL Remove the seat and fuel tank. (Refer to 4- 8.) Disconnect the CDI unit coupler and remove the CDI unit. INSPECTION Measure the resistance between the CDI unit terminals. Replace the CDI unit if the readings are not SW (Black/White) EXT (Black/Red) E2 (Green) within the specifications in the table below. The CDI unit is fully transistorized. For accurate testing, it is necessary to use a specified tester. Use of an improper tester or measurements in an improper range may give false readings. Use a Sanwa Electric Tester SP-10D or Kowa Electric Tester TH-5H for testing. PC (Blue/ IGN (Black/ E1 (Green/White) Testing Range White) Yellow) Use the xK range for the Sanwa Tester. Use the x100 range for the Kowa Tester. Unit: K (+)Probe SW EXT PC E2 E1 IGN (Black/ (Black/ (Blue/ (Green/ (Black/ (-)Probe White) Red) White) (Green) White) Yellow) SW (Black/ White) EXT Needle Needle (Black/ 3-6K swings then swings then Red) PC (Blue/ 35-42K 18-22K 8-10K 8-10K White E2 There is 15-18K 4.5-5.5K 7-9K continuity (Green) E1 There is (Green/ 15-18K 4.5-5.5K 7-9K continuity White) IGN (Black/ Yellow) Note: The readings in this table are taken with a Sanwa Tester. 15-4