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Home >> Mitsubishi >> 1987 >> Starion ESI-R >> Repair and Diagnosis >> Engine Performance >> System >> ECI CEC System >> Testing & Diagnosis >> Self-Diagnosis Test >> Diagnostic Code 4 (Pressure Sensor)

Diagnostic Code 4 (Pressure Sensor)

If pressure sensor output is 4.5 volts or more, or .2 volts or less, check wiring harness and connector, pressure sensor and ECU.

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