Error code

OBD2 P0615

OBD2P0615
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Starter Relay Circuit.

Severity

highThe vehicle may not start, making it undrivable.

Summary

P0615 indicates a malfunction in the starter motor relay circuit, which can affect the vehicle's ability to start. The issue typically involves wiring or the relay itself.

Symptoms

  • Stored trouble code
  • Illuminated warning light
  • Sporadic no-crank conditions
  • No crank condition

Common Causes

  • Damaged, burnt, shorted, disconnected, or corroded wiring and/or connectors
  • Defective starter relay
  • Blown fuses
  • Defective ignition switch
  • Low system voltage
  • Failed or failing PCM (Powertrain Control Module)

Diagnosis

  1. Check the starter relay fuse and replace if blown.
  2. Test continuity and resistance in the circuit using a fused-circuit tester.
  3. Inspect and test the starter relay for proper operation.
  4. Examine wiring from the relay to the starter solenoid for damage or corrosion.
  5. Test the starter motor solenoid with a jumper wire.
  6. Check the ignition switch if other components are functioning correctly.

Fixes

  • Replace damaged wiring, connectors, or relays as needed.

FAQ

Can I drive with P0615?

No, the vehicle may not start due to a malfunction in the starter motor relay circuit.

What should I do if my car won't start and has this code?

Check the starter relay fuse, test wiring and relays for continuity and resistance issues, and inspect the ignition switch.

View source

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.

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