TSBCHA084_R3
Service Bulletin Details
Public Details for: TSBCHA084_R3
Technical service bulletin tsb084_r3: partial repair of c-mdps motor, ecu and/or steering column housing - this bulletin has been revised to include additional information.This bulletin provides information regarding the partial repair of t
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GROUP CHA NUMBER 084 (Rev 3, 10/15/2019) MODEL All Applicable Models with C-MDPS DATE November 2018 TECHNICAL SERVICE BULLETIN SUBJECT: PARTIAL REPAIR OF C-MDPS MOTOR, ECU AND/OR STEERING COLUMN HOUSING NOTICE This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information regarding the partial repair of the Motor Driven Power Steering (MDPS) Motor, Electronic Control Unit (ECU) or Steering Column Housing on some 2010MY~ Kia models listed on page 5 equipped with a Column Motor Driven Power Steering (C-MDPS) unit. Follow the MDPS Flowchart (page 2) along with the MDPS DTC Table (page 3) procedure outlined in this bulletin before replacing the C-MDPS Motor, ECU or Steering Column Housing per DTC(s). NOTICE This bulletin does NOT cover or outline the replacement of the complete C-MDPS steering column assembly. MDPS Repair Flowchart is meant to be used as a reference guide only. See MDPS DTC table for more details. Note that some DTC(s) may be found in systems other than Electric Power Steering (EPS) in KDS. They may be found in the Brake/ABS/ESC system. Check all systems for DTC(s). File Under:Circulate To: X General Manager X Service Advisors X Technicians X Service Manager X Parts Manager X Body Shop Manager X Fleet Repair Page 2 of 5 SUBJECT: REPLACEMENT OF C-MDPS MOTOR, ECU AND/OR STEERING COLUMN HOUSING MDPS Repair Flowchart Vehicle in for MDPS related complaint. NOISE: Refer to shop manual on KGIS for common MDPS noise repairs. MIL is ON: DTC(s) Present / CAN Line Error. Check MDPS connectors and wiring. Erace DTC(s) and re-check. If DTC(s) are still present, follow the recommended repair per DTC stored. ECU Related: C1112 C1604 C1623 C1687 C1688 C1704 C1705 C2412 C2413 NO MIL: No DTC(s) Present Sticking/Binding Replace Column and Housing Assy Motor Related: C2400 C2401 Column and Housing Related: Connectors/ Wiring Related: C1259 C1290 C1260, C1261, C1611, C1612, C1616, C1622, C1628, C1646, C1656, C1692, C1693, C1696, C1697 Replace the Column and Housing Assy. Check DTC(s) and Wiringat HECU/MDPS/EMS: Replace the MDPS ECU. Replace the MDPS Motor. TSB: CHA084 (Rev 3) Multiple Models November 2018 Check connectors for poor connection. Check for connector corrosion. Check for connector damage or deformation. Check the DTC Diagnostic Guide on KGIS. Page 3 of 5 SUBJECT: REPLACEMENT OF C-MDPS MOTOR, ECU AND/OR STEERING COLUMN HOUSING MDPS DTC TABLE DTC Concern C1102 Battery Voltage Problem C1603 MDPS Thermal Protection C1611 CAN Time Out EMS C1616 CAN BUS OFF C1622 Vehicle Speed Signal Error C1696 C1697 SPAS Signal Error C1612 C1646 TCU Signal Error Check TCU and associated wiring. C1628 C1656 Instrument Cluster Signal Error Check instrument cluster and Associated wiring. C1692 C1693 VSM Signal Error Check VSM and associated wiring. C1259 Steering Angle Sensor Signal Error C1260 Steering Angle Sensor Signal Error C1261 Zero-Setting Error C1290 Torque Sensor Error C1112 Torque Sensor Voltage Error C1704 ECU Fail-Safe Relay Fault C1705 ECU Hardware Error C1604 ECU Over/Discharge Error C2413 ECU Hardware Error C2400 Motor Signal Error C2401 Motor Circuit Error C2412 Motor Voltage Supply Error C1623 C1687 C1688 Inspection Procedure Recommendation Check battery voltage condition. Recharge battery voltage. Investigate driving conditions if DTC is set. This DTC protects the motor from overheating. No replacement necessary. Check GDS condition. Check wiring and connector condition. Check ECU CAN line. Check MDPS ground. Check EMS Can line. Check the chassis CAN line. Check the EMS Check SPAS and associated wiring. Repair as necessary. Erase DTC(s). MDPS Assy is not to be replaced. Reset steering angle sensor calibration and erase DTC(s). Check wiring and connector condition. If DTC returns, replace column and housing assembly. Reset steering angle sensor calibration. If DTC returns, inspect wiring and connector condition. First, erase DTC, then check wiring And connector condition. If DTC returns, replace column And housing assembly. Check wiring and connector condition Between torque sensor and ECU. If DTC returns, replace the MDPS ECU. First, erase DTC. Then check the wiring and connector at the ECU. If DTC returns, replace the MDPS motor. First, erase DTC. Then check the wiring and connector between the ECU and motor. First replace MDPS ECU. If DTC returns, replace the MDPS motor. CAN Time Out SAS 1. CAN Time Out VSM 2. 3. 4. If DTC returns, replace the MDPS ECU. VSM Signal Error 5. Check MDPS power connector and fuse. Check MDPS ground line. Check MDPS ECU/VSM CAN line. Check communication status with GDS. Check for DTC C1259. If present, replace the column and housing assembly. If DTC returns and MDPS is inoperable, replace MDPS ECU. If DTC returns and MDPS operation is normal, continue investigation into wiring issues. TSB: CHA084 (Rev 3) Multiple Models November 2018 Page 4 of 5 SUBJECT: REPLACEMENT OF C-MDPS MOTOR, ECU AND/OR STEERING COLUMN HOUSING Replacement Procedure for MDPS Motor: 1. Replace the MDPS motor by referring to the “Steering System → Motor Driven Power Steering → MDPS Motor → Repair Procedures” chapter in the applicable Shop Manual on KGIS. Replacement Procedure for MDPS ECU: 1. Replace the MDPS ECU by referring to the “Steering System → Motor Driven Power Steering → MDPS ECU → Repair Procedures” chapter in the applicable Shop Manual on KGIS. Replacement Procedure for Steering Column & Housing: 1. Replace the MDPS column and housing by referring to the “Steering System → Motor Driven Power Steering → MDPS Column and Housing → Repair Procedures” chapter in the applicable Shop Manual on KGIS. IMPORTANT Ensure all steps are closely followed within the Service information as additional KDS-related procedures are required. Ensure the Steering Angle Sensor (SAS) is calibrated and there are no DTCs after replacement of the MDPS Motor and/or ECU. Verify proper operation of the steering system and vehicle. TSB: CHA084 (Rev 3) Multiple Models November 2018 Page 5 of 5 REPLACEMENT OF C-MDPS MOTOR, ECU AND/OR STEERING COLUMN HOUSING SUBJECT: AFFECTED VEHICLE RANGE: Model MDPS Supplier Soul (AM) Optima (QF, TF, TF HEV) Cadenza (VG) Forte (YD, YDm) Mobis (Old) Forte (BD, BDm, YD, YDm) Niro (DE, DE HEV/PHEV/EV) Optima (JF/JFa, JF HEV/PHEV) Soul (PS, PS EV) Sorento (UMa) Cadenza (YG) Mobis (New) Rio (UB, SC) Sportage (SL, QL) Sorento (XMa) Mando Model Year Range All Applicable Models 2010MY~ with C-MDPS REQUIRED PART: Part Name Part Number C-MDPS Motor Refer to EPC C-MDPS ECU Refer to EPC Steering Column Housing Refer to EPC Figure WARRANTY INFORMATION: N Code: D61 C Code: ZZ4 Model Claim Type Causal P/N Qty. Refer to EPC All Models Listed W Refer to EPC Refer to EPC 1 Repair Description Labor Op Code Op Time C-MDPS Motor Replacement 56330R00 56331R00 Refer to LTS C-MDPS ECU Replacement 56345R00 Refer to LTS Steering Column Housing Replacement 56391R00 Refer to LTS Replacement P/N Qty. N/A 0 TSB: CHA084 (Rev 3) Multiple Models November 2018