Cummins Engine Fault Code 115

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FAULT CODE 115 - Engine Magnetic Speed/Position Lost Both of Two Signals - Data Erratic, Intermittent, or Incorrect

Associated Procedures Troubleshooting Steps

STEPS

SPECIFICATIONS

STEP 1. Check the fault codes.

STEP 1A. Determine if Fault Code Fault Code 115 becomes active during 115 becomes active during cranking?

cranking.

STEP 1B. Inspect the engine Harness connectors connected to harness. correct sensors?

STEP 2. Clear the fault codes.

STEP 2A. Disable the fault code. Fault Code 115 inactive?

STEP 2B. Clear the inactive fault All fault codes cleared? codes.

Guided Step 1 - Check the fault codes.

Guided Step 1A - Determine if Fault Code 115 becomes active during cranking.

Conditions

Turn keyswitch ON.
Connect INSITE™ electronic service tool.

Action

Attempt to start the engine by engaging the starter for at least 10 seconds.
Use INSITE™ electronic service tool to read the fault codes.

Fault Code 115 becomes active during cranking?
YES	NO
No Repair	No Repair
Go to 1B	Go to 2A

Guided Step 1B - Inspect the engine harness.
Conditions Turn keyswitch OFF. Action Inspect the engine harness connectors for correct connections. Make sure the engine crankshaft speed/position sensor and engine camshaft speed/position sensor are connected to the engine wiring harness correctly.
Harness connectors connected to correct sensors?
YES	NO
No Repair	No Repair
Go to 2A	Go to 2A

Guided Step 2 - Clear the fault codes

Guided Step 2A - Disable the fault code.
Conditions Connect all components. Connect INSITE™ electronic service tool. Turn keyswitch ON. Action Disable the fault code. Use INSITE™ electronic service tool to verify Fault Code 115 is inactive.
Fault Code 115 inactive?
YES	NO
	Return to the troubleshooting steps or contact

No Repair

a local Cummins® Authorized Repair location if all steps have been completed and checked again.

Go to 2B

Go to 1A

Guided Step 2B - Clear the inactive fault codes.
Conditions Connect all components. Connect INSITE™ electronic service tool. Turn keyswitch ON. Action Clear the inactive fault codes. Use INSITE™ electronic service tool to clear the inactive fault codes.
All fault codes cleared?
YES	NO
No Repair	No Repair
Repair complete	Appropriate troubleshooting steps