DTC C2003: Control parameter not implement: Diagnosis
Required Special Tools:
- MB991958: Scan Tool (M.U.T.-III Sub Assembly)
- MB991824: Vehicle Communication Interface (V.C.I.)
- MB991827: M.U.T.-III USB Cable
- MB991910: M.U.T.-III Main Harness A
- STEP 1. M.U.T.-III CAN bus diagnostics
Use scan tool to diagnose the CAN bus lines.
Q: Is the check result normal?
YES: Go to Step 3.
NO: Repair the CAN bus lines (Refer to CAN BUS DIAGNOSTICS TABLE ). On completion, go to Step 2.
- STEP 2. DTC recheck after resetting CAN bus lines
Q: Is DTC C2003 set?
YES: Go to Step 3.
NO: The procedure is complete.
- STEP 3. M.U.T.-III other system DTC
Use scan tool to check whether the ETACS-ECU-related DTC or engine ECU-related DTC is set or not.
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 (ASC-ECU) (Refer to HYDRAULIC UNIT ). Then go to Step 8.
- STEP 5. ETACS-ECU coding data check
Refer to CODING LIST .
Vehicle line
OK: LANCER
Transmission
OK (Vehicles for 5M/T): 5MT
OK (Vehicles for CVT): CVT
OK (Vehicles for TC-SST): TC-SST
Engine type
OK (Vehicles for 2400): D4 V.V.T. 2.4L
OK (Vehicles for 2000-Turbo): D4 V.V.T. 2.0L TC
Engine power
OK: Normal
Chassis type for A.S.C.
OK (Vehicles for 2400): Type 4
OK (Vehicles for 2000-Turbo): Type 6
Final drive
OK (Vehicles for FWD): Front Drive
OK (Vehicles for AWD): AWD FF Base
Transfer
OK (Vehicles for FWD): FWD
OK (Vehicles for AWD): ACD
SAS
OK: Present
AWD
OK: Not present
TCM
OK (Vehicles for 5M/T): Not present
OK (Vehicles for CVT, TC-SST): Present
ACDAYC
OK (Vehicles for FWD): Not present
OK (Vehicles for AWD): Present
Q: Is the check result normal?
YES: Go to Step 6.
NO: Replace the ETACS-ECU (Refer to ETACS-ECU ).
- STEP 6. Check part number of ETACS-ECU
Check the part number of ETACS-ECU.
Q: Is the check result normal?
YES: Go to Step 7.
NO: Replace the ETACS-ECU (Refer to ETACS-ECU ).
- STEP 7. Check whether the DTC is reset.
Q: Is DTC C2003 set?
YES: Replace the hydraulic unit (ASC-ECU) (Refer to HYDRAULIC UNIT ). Then go to Step 8.
NO: The trouble can be an intermittent malfunction (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTIONS ).
- STEP 8. Check whether the DTC is reset.
Q: Is DTC C2003 set?
YES: Return to Step 1.
NO: The procedure is complete.