BF135A•BF150A No Connect the CKP sensor connector properly and recheck. No Replace or repair the wire harness. (Open cir- cuit in the wire between the No. 6 (15A) fuse and the ignition coil.) No Replace or repair the wire harness. (Open circuit in the wire harness between the igni- tion coil and the engine ground.) Check the engine ground and repair as nec- essary. 2-26 From P. 2-25 Check the CKP sensor connector. Is the connector connected securely? Y es Check for open circuit in the ignition coil’s power line. 1 Disconnect the 3P connectors from each of the ignition coils. 2 Turn the ignition switch ON. Measure the voltage between the No.
3 (Yellow/Green) terminal of each har- ness side 3P connector and the engine ground. Ignition coil harness side 3P connector Viewing from terminal side Is there the battery voltage? Y es Check for open circuit in the ignition coil’s ground line. 1 Turn the ignition switch OFF. 2 Check for continuity between the No. 2 (Black/White) terminal of the respective harness side 3P connectors and the engine ground. Ignition coil harness side 3P connector Viewing from terminal side Is there continuity? Y es To P. 2-27