DTC-115

Possible Causes

• •Damage, corrosion, or contamination on ECM connector pin 37
• •Internal ECM failure

Suggested Actions

1. 1Inspect ECM connector pin 37 for damage, corrosion, or contamination
2. 2Repair the circuit as necessary (refer to Wiring Repairs in Engine Electrical)
3. 3Replace ECM
4. 4Remove all test equipment except the Diagnostic Service Tool (DST)
5. 5Connect any disconnected components, fuses, etc.
6. 6Using the DST, clear DTC information from the ECM
7. 7Turn the ignition OFF and wait 30 seconds
8. 8Start the engine and operate the vehicle to full operating temperature
9. 9Observe the MIL and engine performance and driveability

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