1) Connect the connector to G sensor.
2) Connect the connector to ABSCM&H/U.
3) Turn the ignition switch to ON.
4) Measure the voltage between G sensor connector terminals.
Connector & terminal
(B292) No. 2 (+) — No. 3 (−):
Is the voltage 2.1 — 2.5 V when G sensor is in horizontal position?
Replace G sensor.