Series 50 – Section 17.1 Empty Fuel Tank

Section 17.1
Empty Fuel Tank

To determine if an empty fuel tank is causing starting difficulty, perform the following:‪

1. Determine the amount of fuel in fuel tank; refer to OEM guidelines.
   1. If fuel is at recommended level, check for a weak battery; refer to "17.3 Low Battery Voltage" .
   2. If fuel is below recommended level; refer to "17.1.1 Low Fuel Level Resolution" .

Section 17.1.1
Low Fuel Level Resolution

Perform the following steps to resolve low fuel level:‪

1. Fill fuel tank to full; refer to OEM guidelines.
2. Verify fuel tank refill; refer to "17.1.1.1 Test Engine with Filled Tank" .

Section 17.1.1.1
Test Engine with Filled Tank

Perform the following steps to determine if a filled fuel tank resolved starting difficulty:‪

1. Attempt to start and run the engine.
   1. If the engine starts and runs, no further troubleshooting is required. Shut the engine down.
   2. If the engine fails to start and run, check the ECM wiring harness; refer to "17.2 Electronic Control Module Wiring Harness" .