1---2name: sapecc3description: SAP ECC expert for automotive manufacturing operations. Covers Materials Management (MM), Production Planning (PP), Sales & Distribution (SD), Quality Management (QM), Plant Maintenance (PM), and Finance/Controlling (FI/CO). USE WHEN user says 'SAP', 'ECC', 'transaction code', 't-code', 'MRP', 'purchase order', 'production order', 'goods receipt', 'goods issue', 'material master', 'BOM', 'routing', 'work center', or needs help with SAP processes. Integrates with AutomotiveManufacturing and SupplyChain skills.4---56# SAP ECC Expert - Automotive Manufacturing78## When to Activate This Skill910- "How do I [action] in SAP?"11- "What t-code for [function]?"12- "Create purchase order for [material]"13- "Check MRP results"14- "Production order status"15- "Goods receipt process"16- "Material master setup"17- "SAP integration issue"1819---2021## Core Modules Overview2223```24┌─────────────────────────────────────────────────────────────────┐25│ SAP ECC LANDSCAPE │26├─────────────────────────────────────────────────────────────────┤27│ │28│ ┌─────────┐ ┌─────────┐ ┌─────────┐ ┌─────────┐ │29│ │ MM │ │ PP │ │ SD │ │ QM │ │30│ │Materials│───▶│Production│───▶│ Sales │ │ Quality │ │31│ │ Mgmt │ │Planning │ │ Dist │ │ Mgmt │ │32│ └────┬────┘ └────┬────┘ └────┬────┘ └────┬────┘ │33│ │ │ │ │ │34│ └──────────────┼──────────────┼──────────────┘ │35│ │ │ │36│ ┌─────────┐ ┌────▼────┐ ┌────▼────┐ │37│ │ PM │ │ FI/CO │ │ WM │ │38│ │ Plant │ │Finance/ │ │Warehouse│ │39│ │ Maint │ │Control │ │ Mgmt │ │40│ └─────────┘ └─────────┘ └─────────┘ │41│ │42└─────────────────────────────────────────────────────────────────┘43```4445---4647## Materials Management (MM)4849### Key Processes5051| Process | T-Codes | Description |52|---------|---------|-------------|53| Purchase Requisition | ME51N, ME52N, ME53N | Create, change, display PR |54| Purchase Order | ME21N, ME22N, ME23N | Create, change, display PO |55| Goods Receipt | MIGO, MB01 | Receive goods against PO |56| Invoice Verification | MIRO | Enter vendor invoice |57| Material Master | MM01, MM02, MM03 | Create, change, display material |58| Vendor Master | XK01, XK02, XK03 | Create, change, display vendor |59| Stock Overview | MMBE, MB52 | View stock levels |60| MRP | MD01, MD02, MD04 | Run MRP, display results |6162### Purchase Order Process Flow6364```65Purchase Requisition (ME51N)66 │67 ▼68 ┌─────────┐69 │ Approval │ (if required)70 └────┬────┘71 │72 ▼73Purchase Order (ME21N)74 │75 ▼76 ┌─────────┐77 │ Vendor │ Confirmation78 └────┬────┘79 │80 ▼81Goods Receipt (MIGO)82 │83 ▼84Invoice Verification (MIRO)85 │86 ▼87Payment (FI)88```8990### Material Master Views9192| View | Purpose | Key Fields |93|------|---------|------------|94| Basic Data 1 | General info | Description, UoM, material group |95| Basic Data 2 | Extended info | Dimensions, weights |96| Purchasing | Procurement | Purchasing group, order unit |97| MRP 1 | Planning | MRP type, reorder point |98| MRP 2 | Lot sizing | Lot size, safety stock |99| MRP 3 | Forecast | Strategy group |100| MRP 4 | Scheduling | In-house time, GR processing |101| Accounting 1 | Valuation | Price control, standard price |102| Accounting 2 | Cost info | Profit center |103| Costing 1 | Cost estimate | Cost elements |104| Costing 2 | Extended | Costing data |105| Plant Data/Stor 1 | Storage | Storage location, bin |106| Plant Data/Stor 2 | Weights | Unit weight |107| Quality Mgmt | QM settings | Inspection type, certificate |108| Sales: General | SD info | Sales org, distribution |109| Sales: Plant | Delivery | Loading group, availability |110111### Stock Types112113| Stock Type | Description | Movement |114|------------|-------------|----------|115| Unrestricted | Available for use | 101, 561 |116| Quality Inspection | Pending QC | 103 |117| Blocked | Not available | 105, 344 |118| In Transit | Between plants | 351 |119| Consignment | Vendor-owned | 501 |120121---122123## Production Planning (PP)124125### Key Processes126127| Process | T-Codes | Description |128|---------|---------|-------------|129| BOM | CS01, CS02, CS03 | Create, change, display BOM |130| Routing | CA01, CA02, CA03 | Create, change, display routing |131| Work Center | CR01, CR02, CR03 | Create, change, display work center |132| Production Order | CO01, CO02, CO03 | Create, change, display prod order |133| Order Confirmation | CO11N, CO15 | Confirm operations |134| Goods Issue | MIGO, MB1A | Issue components to order |135| Goods Receipt | MIGO, MB31 | Receive finished goods |136| Capacity Planning | CM01, CM21 | Capacity evaluation |137138### Production Order Lifecycle139140```141Planned Order (from MRP)142 │143 ▼144Production Order Created (CO01)145 Status: CRTD (Created)146 │147 ▼148Order Released (CO02)149 Status: REL (Released)150 │151 ▼152Components Issued (MIGO - 261)153 Status: REL + GMPS (Goods Mvmt Posted)154 │155 ▼156Operations Confirmed (CO11N)157 Status: REL + CNF (Confirmed)158 │159 ▼160Goods Receipt (MIGO - 101)161 Status: DLV (Delivered)162 │163 ▼164Order Settlement (CO88)165 Status: TECO (Technically Complete)166 │167 ▼168Order Closed169 Status: CLSD (Closed)170```171172### MRP Types173174| MRP Type | Description | Use Case |175|----------|-------------|----------|176| PD | MRP | Standard planning |177| VB | Reorder Point | Simple replenishment |178| VM | Manual Reorder | Exception items |179| ND | No Planning | Non-stock items |180| VV | Forecast-based | Seasonal demand |181182### Lot Sizing Procedures183184| Procedure | Description |185|-----------|-------------|186| EX | Exact lot size |187| FX | Fixed lot size |188| HB | Replenish to max |189| TB | Daily lot size |190| WB | Weekly lot size |191| MB | Monthly lot size |192193---194195## Sales & Distribution (SD)196197### Key Processes198199| Process | T-Codes | Description |200|---------|---------|-------------|201| Sales Order | VA01, VA02, VA03 | Create, change, display SO |202| Delivery | VL01N, VL02N, VL03N | Create, change, display delivery |203| Goods Issue | VL02N | Post goods issue |204| Billing | VF01, VF02, VF03 | Create, change, display invoice |205| Customer Master | XD01, XD02, XD03 | Create, change, display customer |206| Pricing | VK11, VK12, VK13 | Maintain condition records |207| Availability | CO09, MD04 | Check ATP |208209### Order-to-Cash Flow210211```212Customer Inquiry (VA11)213 │214 ▼215Quotation (VA21)216 │217 ▼218Sales Order (VA01)219 │220 ▼221Delivery (VL01N)222 │223 ▼224Goods Issue (VL02N)225 │226 ▼227Billing (VF01)228 │229 ▼230Payment Receipt (FI)231```232233---234235## Quality Management (QM)236237### Key Processes238239| Process | T-Codes | Description |240|---------|---------|-------------|241| Inspection Lot | QA01, QA02, QA03 | Create, change, display |242| Results Recording | QE51N | Enter inspection results |243| Usage Decision | QA11, QA12 | Accept/reject lot |244| Quality Notification | QM01, QM02 | Create, change notification |245| Quality Certificate | QC21, QC22 | Create, display certificate |246| Inspection Plan | QP01, QP02 | Create, change plan |247| Master Inspection Char | QS21, QS22 | Create, change MIC |248249### Inspection Types250251| Type | Description | Trigger |252|------|-------------|---------|253| 01 | Goods Receipt | PO receipt |254| 02 | Goods Receipt (Prod) | Production GR |255| 03 | In-process | During production |256| 04 | Final Inspection | Before delivery |257| 05 | Audit | Periodic audit |258| 08/09 | Recurring | Time-based |259| 10 | Source Inspection | At vendor |260261### Usage Decision Codes262263| Code | Description | Stock Posting |264|------|-------------|---------------|265| A | Accept | Unrestricted |266| R | Reject | Blocked/Scrap |267| P | Partial | Split stock |268269---270271## Plant Maintenance (PM)272273### Key Processes274275| Process | T-Codes | Description |276|---------|---------|-------------|277| Equipment Master | IE01, IE02, IE03 | Create, change, display |278| Functional Location | IL01, IL02, IL03 | Create, change, display |279| Maintenance Order | IW31, IW32, IW33 | Create, change, display |280| Notification | IW21, IW22, IW23 | Create, change, display |281| Work Order Confirm | IW41, IW42 | Time confirmation |282| Preventive Maint | IP10, IP30 | Schedule, deadline monitoring |283| Task List | IA01, IA02 | Create, change task list |284285### Maintenance Order Types286287| Type | Description |288|------|-------------|289| PM01 | Corrective Maintenance |290| PM02 | Preventive Maintenance |291| PM03 | Refurbishment |292| PM04 | Calibration |293294---295296## Finance & Controlling (FI/CO)297298### Key T-Codes299300| Process | T-Codes | Description |301|---------|---------|-------------|302| G/L Posting | FB50, FB01 | Document entry |303| Vendor Invoice | FB60 | A/P invoice |304| Customer Invoice | FB70 | A/R invoice |305| Payment | F110 | Automatic payment |306| Cost Center | KS01, KS02 | Create, change CC |307| Internal Order | KO01, KO02 | Create, change order |308| Cost Analysis | KSB1, KOB1 | Line item reports |309310### Document Types311312| Type | Description |313|------|-------------|314| SA | G/L Account Document |315| RE | Invoice - Gross |316| KR | Vendor Invoice |317| KG | Vendor Credit Memo |318| DR | Customer Invoice |319| DG | Customer Credit Memo |320321---322323## Common Integration Scenarios324325### Procure-to-Pay326327```328MM (PR → PO) → MM (GR) → QM (Inspection) → MM (Stock) → FI (Invoice → Payment)329```330331### Plan-to-Produce332333```334SD (SO) → PP (MRP) → PP (Prod Order) → MM (GI) → PP (Confirm) → MM (GR) → CO (Settlement)335```336337### Order-to-Cash338339```340SD (SO) → MM (ATP) → SD (Delivery) → MM (GI) → SD (Billing) → FI (A/R)341```342343---344345## Troubleshooting Quick Reference346347### Common Issues348349| Issue | Check | Resolution |350|-------|-------|------------|351| PO won't release | Release strategy | Check approval workflow |352| GR blocked | QM inspection | Complete usage decision |353| MRP not running | Planning file | MDAB/MD21 to reset |354| Invoice mismatch | 3-way match | Check PO/GR quantities |355| Stock negative | Movement type | Correct posting/reversal |356| Order not settling | Status | Check TECO status |357358### Useful Reports359360| Report | T-Code | Purpose |361|--------|--------|---------|362| Stock Overview | MB52 | Warehouse stock |363| Purchase Orders | ME2M | PO by material |364| Open Orders | COOIS | Production order status |365| MRP List | MD05 | Planning results |366| Delivery Due | VL10 | Deliveries to create |367| Open Items | FBL1N/FBL5N | A/P, A/R aging |368369---370371## Best Practices for Automotive372373### Master Data Quality3743751. **Material Master**376 - Complete all required views377 - Accurate lead times378 - Correct UoM and conversion379 - Updated safety stock3803812. **BOM Accuracy**382 - Current revision level383 - Correct quantities384 - Valid date ranges385 - Phantom assemblies where appropriate3863873. **Routing Accuracy**388 - Realistic operation times389 - Correct work centers390 - Setup and run time split391 - Scrap factors392393### IATF 16949 Alignment394395| SAP Process | IATF Requirement |396|-------------|------------------|397| QM Inspection | Product verification |398| Batch Traceability | Identification and traceability |399| Document Control | Documented information |400| Calibration (PM) | Monitoring and measuring resources |401| Change Management | Design and development changes |402403---404405## Quick Reference Cards406407### Movement Types408409| Type | Description | Process |410|------|-------------|---------|411| 101 | GR from purchase order | MIGO |412| 102 | Reversal of 101 | MIGO |413| 103 | GR to quality inspection | MIGO |414| 104 | Reversal of 103 | MIGO |415| 105 | GR to blocked stock | MIGO |416| 201 | GI for cost center | MIGO |417| 261 | GI for production order | MIGO |418| 262 | Reversal of 261 | MIGO |419| 301 | Transfer posting plant to plant | MIGO |420| 311 | Transfer to another storage location | MIGO |421| 501 | GR without PO | MIGO |422| 561 | Initial entry of stock | MIGO |423| 601 | GI for delivery | VL02N |424425### Order Status Codes426427| Status | Description |428|--------|-------------|429| CRTD | Created |430| REL | Released |431| PCNF | Partially confirmed |432| CNF | Confirmed |433| PDLV | Partially delivered |434| DLV | Delivered |435| TECO | Technically complete |436| CLSD | Closed |437| DLFL | Deletion flag |438439---440441## Integration with PAI Skills442443### AutomotiveManufacturing444- Work instructions reference SAP transactions445- Document control aligned with SAP DMS446- Quality procedures link to QM inspection447448### SupplyChain449- Purchasing processes in MM450- Supplier scorecards from QM data451- Inventory management strategies452453### A3CriticalThinking454- Root cause analysis for SAP process issues455- Priority hierarchy for system changes456457---458459## Extended Context460461For detailed transaction guides and configuration:462`read ~/.claude/skills/SapEcc/CLAUDE.md`463464For transaction code reference:465`read ~/.claude/skills/SapEcc/reference/tcodes.md`