DTC 21: "G" Sensor
- Test "G" sensor. See "G" SENSOR TESTING under COMPONENT TESTING. If sensor is okay, go to next step. If sensor is faulty, replace sensor.
- Disconnect ABS-ECU connector. Turn ignition on. Using a voltmeter, check for voltage between ground and ABS-ECU connector terminal No. 6. See Figure . If reading is 2.3-2.7 volts, go to step 4). If reading is not 2.3-2.7 volts, go to next step.
- Inspect "G" sensor connector. Inspect connector between ABS power relay and "G" sensor. Clean or repair as necessary. Verify if DTC still exists. If DTC still exists, check Black/White and Blue/Black wires between "G" sensor and ABS-ECU.
- Inspect ABS-ECU connector. Clean or repair as necessary. Verify if DTC still exists. If DTC still exists, replace ABS-ECU.