0433239 JOHNSON OWNERS MANUAL, 90

Table 1
J1939 Code and Description Comments
1393-11
Engine Cylinder #1 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1394-11
Engine Cylinder #2 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1395-11
Engine Cylinder #3 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1396-11
Engine Cylinder #4 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1397-11
Engine Cylinder #5 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1398-11
Engine Cylinder #6 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1399-11
Engine Cylinder #7 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1400-11
Engine Cylinder #8 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1401-11
Engine Cylinder #9 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1402-11
Engine Cylinder #10 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1403-11
Engine Cylinder #11 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
1404-11
Engine Cylinder #12 Ignition Transformer Secondary Output : Other Failure Mode The code indicates that a low voltage ignition coil is installed on an engine that contains one or more high-voltage coils in the system. The software defaults to a high-voltage system to power the high-voltage coils.
Table 2
J1939 Code and Description Comments
1393-15
Engine Cylinder #1 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the Electronic Control Module (ECM) detects signal voltage that is not in the acceptable range.
The code is logged.
1394-15
Engine Cylinder #2 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1395-15
Engine Cylinder #3 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1396-15
Engine Cylinder #4 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1397-15
Engine Cylinder #5 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1398-15
Engine Cylinder #6 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1399-15
Engine Cylinder #7 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1400-15
Engine Cylinder #8 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1401-15
Engine Cylinder #9 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1402-15
Engine Cylinder #10 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1403-15
Engine Cylinder #11 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged.
1404-15
Engine Cylinder #12 Ignition Transformer Secondary Output : High - least severe (1) When the engine is running, the ECM detects signal voltage that is not in the acceptable range.
The code is logged. The ignition transformers initiate combustion by providing high voltage to the spark plugs. The output from the secondary circuit of the transformer provides voltage to the terminals of the spark plug. The transformers are located underneath the valve covers. Each transformer is grounded to a valve cover via