Ford Ranger Maintaince And Repair Manual page 183

RUN MODE
1. Fully apply the parking brake. Place the gear shift lever in Neutral (manual transmission) or Park
(automatic transmission).
2. Disconnect the Sterminal wire at the starter relay. Attach a remote starter switch.
3. Turn the ignition switch to theRUNposition.
4. Using the remote starter switch, crank the engine and check for spark.
5. Turn the ignition switchOFF.
6. If no spark occurred, the problem lies with the wiring harness. Inspect the wiring harness for short
circuits, open circuits and other defects.
7. If a spark did occur, the problem is not in the ignition system.
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HOW TO USE THIS BOOK
Secondary coil voltage test 1 chart−crank mode check
Click to enlarge
TEST PROCEDURES