Sentra L4-2.5L (QR25DE) (2003)
Engine Control Module: Pinout Values and Diagnostic Parameters
ECM Harness Connector Terminal Layout
ECM Harness Connector Terminal Layout
ECM Terminals and Reference Value
PREPARATION
1. ECM is located in the right side of the cowl top (behind the strut tower).
For this inspection:
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Remove front strut tower bar. See: Body and Frame/Frame/Strut Tower Brace
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Remove engine control harness bracket on the strut tower.
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Remove quick connector on the ventilation hose.