LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Suzuki >> 2008 >> Grand Vitara 2WD V6-2.7L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Testing and Inspection >> Pinout Values and Diagnostic Parameters >> Resistance Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Resistance Check

Resistance Check
1. Remove ECM from its bracket referring to Engine Control Module (ECM) Removal and Installation.

CAUTION: Never touch terminals of ECM itself or connect voltmeter or ohmmeter (2).

2. Connect special tool (A) to ECM connectors (1) securely.

Special Tool
(A): 09933-06520

NOTE: Do not connect the other connector of special tool to ECM.

3. Check resistance between each pair of terminals of special tool connectors as listed in the following table.

CAUTION:
- Be sure to connect ohmmeter probe from wire harness side of coupler.
- Be sure to turn OFF ignition switch for this check.
- Resistance in the following table represents that measured when parts temperature is 20 °C (68 °F).




scientia non olet · About LEMON Manuals