Galant L4-2.4L (4G69) (2004)
STEP 18. Check SRS-ECU connector C-121 for loose, corroded or damaged terminals, or terminals pushed back in the connector.
CAUTION: The strand end of the twisted wire should be within 10 cm (4 inches) from the connector. For details refer to Service Precautions/Vehicle
Damage Warnings.
Q: Is SRS-ECU connector C-121 in good condition?
YES: Go to Step 19.
NO: Repair the damaged parts.
STEP 19. Check the CAN_ H line (communication line only) between the SRS-ECU connector and the intermediate connector for a short
circuit. Measure the resistance at intermediate connector C-22.
CAUTION: A digital multimeter should be used. For details refer to Service Precautions/Vehicle Damage Warnings.
CAUTION: The test wiring harness should be used. For details refer to Service Precautions/Vehicle Damage Warnings.
1. Disconnect intermediate connector C-22 and SRS-ECU connector C-121, and measure the resistance at the male side of intermediate connector
C-22 (at floor wiring harness side).
2. Turn the ignition switch to the "LOCK" (OFF) position.
CAUTION: Disconnect the negative battery terminal. For details refer to Service Precautions/Vehicle Damage Warnings.
3. Disconnect the negative battery terminal.