Eclipse V6-3.8L (6G75) (2006)
2. Connect scan tool MB991958 to the data link connector.
3. Diagnose CAN bus lines, and check if scan tool MB991958 screen is as shown in the illustration.
Q: Does scan tool MB991958 screen correspond to the illustration?
YES: Repair the wiring harness between joint connector (3) and the ETACS-ECU connector.
NO: Check the ETACS-ECU connector, and repair if necessary. If the ETACS-ECU connector is in good condition, replace the ETACS-ECU.
When the ETACS-ECU is replaced, register the encrypted code. Refer to Encrypted Code Registration Criteria Table in Antitheft and Alarm
Systems.
STEP 9. Check the A/C-ECU for a short to the power supply.
1. Disconnect A/C-ECU connector C-14 <manual air conditioning system> or C-15 <automatic air conditioning system>.
CAUTION: To prevent damage to scan tool MB991958, always turn the ignition switch to the "LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.
