LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2017 >> CX-9 Signature >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Pcm Removal/Installation >> PCM Connector Connection Note
April 5, 2026: LEMON Manuals is launched! Read the announcement.

PCM Connector Connection Note

CAUTION:
  • Do not touch the PCM connector terminal. The terminal is extremely thin and can be damaged by touching it.
  • If the PCM connector is inserted at an angle and the lever is moved, the connector could be damaged. Verify that the PCM connector is inserted straight.
Fig 1: Caution - Do Not Touch PCM Connector Terminal Because Terminal Is Extremely Thin And Can Be Damaged By Touching
G11436166Courtesy of MAZDA MOTORS CORP.
  1. Set the PCM connector lever to the position shown in the figure.
    Fig 2: Setting PCM Connector Lever
    G11436167Courtesy of MAZDA MOTORS CORP.
  2. Align the PCM connector straight against the connection surface.
    Fig 3: Aligning PCM Connector Straight Against Connection Surface
    G11436168Courtesy of MAZDA MOTORS CORP.
  3. Insert the PCM connector straight and press it in until the lever moves up naturally. (Front harness-side connector)
    Fig 4: Pressing PCM Connector Straight
    G11436169Courtesy of MAZDA MOTORS CORP.
  4. Press the PCM connector lever until a click sound is heard.
Fig 5: Pressing PCM Connector Lever
G11436170Courtesy of MAZDA MOTORS CORP.