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Home >> Lexus >> 2025 >> NX 350h >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Stop And Start System - Diagnostic Codes (1 Of 2)) >> Stop And Start System >> DTC P0615-15: Starter Relay Circuit Short to Battery or Open [03/2023 - ] >> Description

DTC P0615-15: Starter Relay Circuit Short to Battery or Open [03/2023 - ]: Description

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If a malfunction is detected in the starter circuit, the engine stop and start ECU stores DTC P0615-15.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate Note
P0615-15 Starter Relay Circuit Short to Battery or Open Both of the following conditions are met for 3 seconds or more (1 trip detection logic):
  • Ignition switch ON
  • Malfunction in starter circuit (STA)
  • Wire harness or connector
  • ST NO. 1 relay
  • Engine stop and start ECU
Comes on (For Mexico Models: Does not come on) Does not come on SAE Code: P0617