Mercury Mariner 25HP 4-Stroke Outboard Service Manual 1997, Page 48Get this manual
Table of Contents Page Specifications 2A-l Flywheel 2A-2 Electrical Components _2A-4 Ignition Description 2A-6 Ignition Component Description 2A-6 Electronic Control Module (ECM) 2A-6 Crank Position Sensor 2A-7 Stator Assembly 2A-7 Flywheel Assembly 2A-7 Ignition Coi 2A-7 Ignition Test Procedures 2A-8 Direct Voltage Adapter (DVA) 2A-8 Ignition Troubleshooting 2A8 Ignition Troubleshooting (Continued) 2A-9 Tool: MultimeterDVA Tester 91-99750A 2A-9 Ignition Diagnostic Procedures 2A-l0 Suggested Testing Procedures 2A-l0 "Recomm ended Test 2A-11 "Recommended Test (cant) 2A-12 Testing Ignition Components 2A-13 Resistance Tests 2A-1 Stator (Ignition Charge Coil) 2A-t Stator Pte (Power Bobbin Charge Coil) 2A-13 Ignition Coil (Primary) 2A-1 Spark Plug Cap Removal 2A-14 Ignition Coil (Secondary) 2A-14 Spark Plug cap Resistor Test 2A-14 Crank Position Sensor 2A-14 Temperature Sensor 2A-15 Flywheel Removal and Installation 2A-16 Removal 2A-16 Installation 2A-17 Stator Removal and Installation 2A-17 Timing Belt Removal and Installation 2A-18 (ECM) Removal and Installation 2A-18 Ignition Coil Removal and Installation 2A-19 Voltage Regulator Removal and Installation 2A-19 Crank Position Sen sor Removal and Installation 2A-20