Dodge D250 1990 Service Manual page 118

Electrical System
DODGE Turbo Diesel
Diagnosing Electrical Malfunctions
Page 8-7
• 12 volts at the solenoid battery post - check the voltage at
the S (switch) terminal on the solenoid. The ignition witch
must be in the start position.
The solenoid is at fault if the check indicates 12 volts at the
S terminal.
if no voltage is indicated at the S terminal, check:
• Check the fuses.
- Check the voltage at the ignition switch.
• Check the clutch switch or the neutral safety switch.
• Check starter relay switch.
If the solenoid does make an audible sound, turn the switch off
and attempt to bar the engine in both directions.
Bar the engine as follows:
1. Direction of engine rotation
2. Direction opposite engine rotation
3. Direction of engine rotation
If the engine will bar at Step 3, attempt to start the engine,
if the starter cranks the engine, check the starter pinion
gear and flywheel ring gear for damage.