Component Inspection
1.

IG OFF.

2.

Disconnect the ESP switch connector.

3.

Measure resistance between power terminal and siganl terminal of the ESP switch connector.

Specification: Approx. ∞ Ω

4.

Is the measured resistance within specifications?

▶ Fault is intermittent caused by poor connection in ESP harness and/or HECU's connector. Go to "Verification of Vehicle Repair" procedure.

▶Substitute with a known-good ESP switch and check for proper operation. If problem is corrected, replace ESP switch and then go to "Verification of Vehicle Repair" procedure.

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