DTC C1707: Implausible Coding Data: Diagnosis
- STEP 1. Using scan tool (M.U.T.-IIISE), diagnose the CAN bus line.
Use scan tool (M.U.T.-IIISE) to diagnose the CAN bus lines.
Q: Is the check result normal?
YES: Go to Step 2.
NO: Repair the CAN bus lines (Refer to CAN BUS DIAGNOSTICS TABLE ).
- STEP 2. Using scan tool (M.U.T.-IIISE), check other system DTC.
Use scan tool (M.U.T.-IIISE) to check whether any coding-related DTC is set by ECM (Refer to DIAGNOSTIC TROUBLE CODE CHART ).
Q: Is the DTC set?
YES: Troubleshoot for the relevant DTC.
NO: Go to Step 3.
- STEP 3. Using scan tool (M.U.T.-IIISE), check other system DTC.
Use scan tool (M.U.T.-IIISE) to check whether any coding-related DTC is set by ETACS-ECU (Refer to DIAGNOSTIC TROUBLE CODE CHART ).
Q: Is the DTC set?
YES: Troubleshoot for the relevant DTC.
NO: Go to Step 4.
- STEP 4. Check part number of ASC-ECU.
Check the part number of ASC-ECU.
Q: Is the check result normal?
YES: Go to Step 5.
NO: Replace the hydraulic unit (integrated with ASC-ECU) (Refer to HYDRAULIC UNIT ).
- STEP 5. Check part number of ETACS-ECU.
Check the part number of ETACS-ECU.
Q: Is the check result normal?
YES: Go to Step 6.
NO: Replace the ETACS-ECU (Refer to ETACS-ECU ).
- STEP 6. Check whether the DTC is set again.
- Erase the DTC.
- Turn the ignition switch to the "LOCK" (OFF) position.
- Turn the ignition switch to the "ON" position.
Q: Is DTC C1707 set?
YES: Replace the ETACS-ECU (Refer to ETACS-ECU ), and then go to Step 7.
NO: Intermittent malfunction (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTIONS ).
- STEP 7. Check whether the DTC is set again.
- Erase the DTC.
- Turn the ignition switch to the "LOCK" (OFF) position.
- Turn the ignition switch to the "ON" position.
Q: Is DTC C1707 set?
YES: Replace the hydraulic unit (integrated with ASC-ECU) (Refer to HYDRAULIC UNIT ).
NO: This diagnosis is complete.