Honda·Civic·2020 Honda Civic·Wiring
Wiring diagram

2020 Honda Civic — power distribution

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Power distribution

1 2 3 4 3 4 3 4 3 1 2 1 2 1 2 2 1 30A I 20A 30A Q 15A 15A E H S D W 50A M L 60A K 125A J 40A 15A 10A 10A 30A 30A 10A 10A 10A 70A 15A 30A 5A 50A 10A 15A 15A 15A 60A 15A 30A 30A UNDER-HOOD FUSE/RELAY BOX BATTERY STARTER 12 VOLT BATTERY SENSOR BRAKE PEDAL POSITION SWITCH WINDSHIELD WASHER MOTOR RELAY REAR WINDOW WASHER MOTOR RELAY UNDER-HOOD RELAY HOLDER B PGM-FI SUB RELAY BRAKE LIGHT RELAY PGM-FI MAIN RELAY 1 IGNITION COIL RELAY RFC RELAY RADIATOR FAN RELAY UNDER-HOOD RELAY HOLDER C UNDER-HOOD RELAY HOLDER A RELAY CIRCUIT BOARD UNDER-HOOD FUSE/RELAY BOX EPS CONTROL UNIT DAYTIME RUNNING LIGHT RELAY HEADLIGHT LOW BEAM RELAY UNDER-HOOD FUSE/RELAY HOLDER A UNDER-HOOD FUSE/RELAY BOX TRANSMISSION CONTROL MODULE WINDSHIELD WIPER CONTROL UNIT/ MOTOR PCM A/C CONDENSER FAN RELAY UNDER-HOOD RELAY HOLDER C INJECTOR RELAY UNDER-HOOD FUSE/RELAY HOLDER B STEREO AMPLIFIER UNDER-HOOD FUSE/RELAY BOX BODY CONTROL MODULE 10 10 1 C1 C3 1 A1 A4 NO 2 50 C106 1 A3 26 57 B7 3 B8 B4 A4 A12 B3 1 47 24 B25 2 4 1 2 7 C110 6 A1 58 12 5 A14 A9 A24 A26 24 A25 23 A1 A9 1 3 54 A5 A13 1 3 A3 A11 1 3 66 A7 59 A2 9 C207 3 1 55 2 5 52 53 4 1 C14 48 C9 C18 C15 56 50 51 6 C4 2 49 25 8 T2 YEL LT BLU (OR LT BLU) TAN (OR WHT) YEL RED RED RED BRN LT GRN TAN PPL PPL GRY LT GRN TAN TAN WHT GRN (OR WHT) WHT GRN PNK YEL YEL YEL PNK BLU GRN BLU BLU BLU GRN GRN GRN WHT WHT WHT BLK BLK YEL YEL YEL YEL YEL RED BLU PPL BLU BLU BLU BRN PNK BLU PNK BLU BRN BRN LT GRN RED PPL LT GRN RED PPL RED WHT WHT WHT RED GRN BLK BLK BLK BLK FUSE 1-7 FUSE 14 FUSE 6 FUSE 1-5 FUSE 2-2 FUSE 2-4 FUSE 15 FUSE 8 FUSE 9 FUSE 7 FUSE 1-3 FUSE 1-3 FUSE 5 FUSE 1-6 FUSE 2-3 FUSE 16 FUSE 2-5 FUSE 2-6 FUSE 17 FUSE 10 FUSE 13 FUSE 1-1 FUSE 2-1 FUSE 20 FUSE 1-4 FUSE 12 TAILLIGHT RELAY FUSE 30 FUSE 29 (LEFT SIDE OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) G1 2.0L TURBO 1.5L TURBO W/ KEYLESS ACCESS SYSTEM W/O KEYLESS ACCESS SYSTEM (IF EQUIPPED) TO FUSE 3-3 (DIAGRAM 2 OF 6) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6) TO LEFT REAR RELAY HOLDER A (DIAGRAM 2 OF 6) FROM UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 2 OF 6) TO UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 4 OF 6) TO UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 5 OF 6) FROM FUSE 3-1 (DIAGRAM 2 OF 6) TO UNDER- HOOD FUSE/ RELAY HOLDER B (DIAGRAM 6 OF 6) TO UNDER- DASH FUSE/ RELAY BOX (DIAGRAM 4 OF 6) TO J/C C009 (DIAGRAM 6 OF 6)
1 2 2 1 I Q G 10A P 40A 30A N 10A 15A 15A 40A 40A 10A M 10A 40A 40A K UNDER-HOOD FUSE/RELAY BOX REAR WINDOW DEFOGGER RELAY BLOWER MOTOR RELAY A/C COMPRESSOR CLUTCH RELAY HORN RELAY ALTERNATOR RADIATOR FAN RELAY LEFT REAR SEAT HEATER RELAY (HIGH) RIGHT REAR SEAT HEATER RELAY (LOW) LEFT REAR SEAT HEATER RELAY (LOW) RIGHT REAR SEAT HEATER RELAY (HIGH) UNDER-HOOD RELAY HOLDER C UNDER-HOOD FUSE/RELAY BOX AUDIO- NAVIGATION UNIT CENTER DISPLAY UNIT VSA MODULATOR- CONTROL UNIT LEFT REAR RELAY HOLDER A LEFT REAR RELAY HOLDER B AUDIO UNIT DRIVER'S JUNCTION C DATA LINK CONNECTOR (DLC) FOG LIGHT RELAY UNDER-HOOD FUSE/ RELAY HOLDER A INTERIOR LIGHTS CUT RELAY STARTER CUT RELAY 1 RELAY CIRCUIT BOARD BODY CONTROL MODULE CAN GATEWAY AUTOMATIC LIGHTING/ RAIN SENSOR POWER WINDOW MASTER SWITCH ELECTRIC PARKING BRAKE SWITCH GAUGE CONTROL MODULE ACTIVE SOUND CONTROL UNIT AUTOMATIC LIGHTING CONTROL UNIT SENSOR IMMOBILIZER KEYLESS CONTROL UNIT UNDER-HOOD FUSE/RELAY BOX UNDER-HOOD FUSE/RELAY BOX 1 1 12 A1 9 2 5 1 C128 7 7 C7 3 7 6 3 2 1 D1 16 4 E2 C107 2 37 T3 65 C13 32 A1 33 A1 E1 C103 5 5 C2 D2 C27 C110 17 68 64 A7 A15 1 3 C106 3 A3 67 1 20 29 1 15 34 1 22 63 1 13 35 3 62 C203 C204 2 2 30 1 3 31 43 3 37 3 45 3 RED RED RED RED BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN RED RED BRN RED RED PNK BLU BRN RED RED RED RED RED RED RED BLK LT BLU LT BLU BLU WHT WHT RED RED RED RED RED RED RED RED RED RED BLU BLU BLU BRN BRN BLU BLU LT BLU LT BLU GRN GRN WHT WHT WHT WHT WHT WHT WHT RED RED BRN BRN BRN BRN BRN BRN FUSE 3-6 FUSE 3-1 FUSE 3-3 FUSE 23 FUSE 24 FUSE 3-2 FUSE 19 FUSE 3-4 FUSE 22 FUSE 18 FUSE 21 FUSE 3-5 WIRELESS CHARGER (LEFT SIDE OF ENGINE COMPT) (LEFT "C" PILLAR) (LEFT SIDE OF ENGINE COMPT) (UPPER LEFT CENTER OF DASH) (UPPER LEFT SIDE OF DASH) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) G503 W/O AUTOMATIC WIPER W/ AUTOMATIC WIPER W/ DISPLAY AUDIO (2.0L) (W/ NAVIGATION) (W/O NAVIGATION) (W/O KEYLESS ACCESS SYSTEM) FROM FUSE 1-7 (DIAGRAM 1 OF 6) TO FUSE 20 (DIAGRAM 1 OF 6) FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 6) TO 12V BATTERY SENSOR (DIAGRAM 1 OF 6) FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 6 OF 6) FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6) COMPUTER DATA LINES SYSTEM
1 2 2 1 1 2 1 2 1 2 2 1 1 2 3 4 3 4 4 3 4 5 5 1 2 1 2 1 2 1 2 Z 10A 20A V T G F 10A 10A C 10A 10A 10A 5A 10A B 10A 10A 5A A 10A 15A UNDER-DASH FUSE/RELAY BOX SRS UNIT DRIVER'S JUNCTION C ELECTRIC STEERING LOCK PGM-FI MAIN RELAY 2 PCM UNDER-HOOD FUSE/RELAY BOX BRAKE LIGHT RELAY MILLIMETER WAVE RADAR EPS CONTROL UNIT VSA MODULATOR- CONTROL UNIT IMMOBILIZER KEYLESS CONTROL UNIT BODY CONTROL MODULE RELAY CIRCUIT BOARD UNDER-HOOD FUSE/RELAY BOX ADAPTIVE DAMPER CONTROL UNIT CMBS OFF SWITCH/ RDM SWITCH MULTI-PURPOSE CAMERA UNIT FRONT SEAT HEATER CONTROL UNIT FRONT SEAT HEATER RELAY REVERSE RELAY DIODE D DRIVER'S JUNCTION C (OPTIONAL CONNECTOR) J/C C011 LEFT REAR SEAT HEATER SWITCH RIGHT REAR SEAT HEATER SWITCH CAN GATEWAY ACTIVE SOUND CONTROL UNIT PARK PIN SWITCH/ SHIFT LOCK SOLENOID REAR WINDOW WIPER MOTOR AUTOMATIC DIMMING INSIDE MIRROR CLIMATE CONTROL UNIT BODY CONTROL MODULE GAUGE CONTROL MODULE FRONT PASSENGER'S AIR BAG ON/OFF INDICATOR CLIMATE CONTROL PANEL SHIFT POSITION INDICATOR PANEL RFC UNIT TRANSMISSION CONTROL MODULE AUDIO- NAVIGATION UNIT POWER WINDOW MASTER SWITCH POWER MIRROR SWITCH AUDIO UNIT A17 G16 B1 C209 17 C1 9 C120 C108 7 C140 12 9 A4 10 C132 12 1 B3 C3 B4 C209 6 1 C209 14 C112 11 B3 E11 11 12 10 B6 C134 14 1 A2 C105 15 NO 2 51 4 B2 A1 E1 E12 12 1 3 K5 6 G20 K4 6 6 C103 22 7 D4 E3 C108 7 2 G17 C8 A4 A32 1 D3 E4 C107 22 4 18 G11 C12 F11 A17 6 C10 G18 1 D1 C9 G13 C207 1 8 C10 C6 A3 C203 1 13 C113 5 B5 C26 C25 A39 C208 15 E36 C21 C11 D4 BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN RED RED RED RED RED RED RED RED RED RED WHT WHT WHT BLU LT BLU LT BLU BRN BRN BLU BRN BRN BRN BRN BRN BRN BRN BLU BLU BRN BLU BLU WHT WHT BLU BLU BRN BRN BRN BRN BRN RED BRN BLU BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN WHT WHT LT BLU RED PNK RED RED BLU RED BLU BLU BLK BLU BLU WHT PPL BLU RED FUSE 8 FUSE 34 FUSE 21 FUSE 35 FUSE 5 FUSE 11 FUSE 6 FUSE 7 FUSE 3 FUSE 4 FUSE 17 FUSE 9 FUSE 22 (UNDER LEFT END OF DASH) (UPPER LEFT CENTER OF DASH) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (UPPER LEFT CENTER OF DASH) W/ ADAPTIVE DAMPER CONTROL W/O ADAPTIVE DAMPER CONTROL W/O ADAPTIVE DAMPER CONTROL W/ ADAPTIVE DAMPER CONTROL 7 6 W/ KEYLESS ACCESS SYSTEM W/O KEYLESS ACCESS SYSTEM 1.5L TURBO 2.0L TURBO W/ ADAPTIVE CRUISE CONTROL 6 W/ REAR SEAT HEATERS 7 W/O REAR SEAT HEATERS 8 14 PIN CONNECTOR 9 18 PIN CONNECTOR (IF EQUIPPED) (W/O KEYLESS ACCESS SYSTEM) 8 9 (W/ NAVIGATION) (W/O NAVIGATION) FROM IG1B RELAY (DIAGRAM 5 OF 6) FROM IG1A RELAY (DIAGRAM 5 OF 6) TO UNDER-DASH RELAY HOLDER (DIAGRAM 4 OF 6) TO UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 4 OF 6) FROM IGNITION SWITCH (DIAGRAM 4 OF 6) FROM IG2 RELAY (DIAGRAM 5 OF 6) TO UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 2 OF 6) FROM UNDER-DASH RELAY HOLDER (DIAGRAM 4 OF 6)
F Z Y X 5A V U S T START OFF ON ACC 20A 20A 20A 20A 20A 20A R 20A J UNDER-DASH FUSE/RELAY BOX TAILGATE RELEASE ACTUATOR RELAY POWER DOOR LOCK RELAY (UNLOCK) POWER DOOR LOCK RELAY (DR UNLOCK) POWER WINDOW RELAY POWER DOOR LOCK RELAY (LOCK) FRONT SEAT HEATER RELAY PCM FRONT PASSENGER'S POWER WINDOW SWITCH MOONROOF CONTROL UNIT/MOTOR POWER WINDOW MASTER SWITCH DRIVER'S POWER SEAT ADJUSTMENT SWITCH J/C C004 J/C C006 STARTER CUT RELAY 1 STARTER CUT RELAY 2 RELAY CIRCUIT BOARD UNDER-HOOD FUSE/RELAY BOX REVERSE LOCKOUT SOLENOID TURBOCHARGER BYPASS CONTROL SOLENOID VALVE BRAKE PEDAL POSITION SWITCH BACKUP LIGHT SWITCH SECONDARY HO2S (SENSOR 2) MAF SENSOR/ IAT SENSOR 1 PCM 11 C208 5 C208 2 2 1 2 7 3 9 8 8 10 12 4 9 4 B4 1 4 A28 3 8 7 10 C112 21 A24 5 6 5 K1 1 C22 K2 C1 4 3 2 C102 3 C141 7 10 B17 8 4 B21 3 1 C102 8 1 E7 C107 3 4 E6 C143 4 C132 3 1 E17 C2 WHT WHT WHT WHT BLU BLU YEL BLU WHT WHT WHT WHT WHT WHT WHT WHT WHT BLU BLU BLU YEL GRN GRN RED WHT BLU BLU WHT WHT PPL PPL PPL PPL YEL GRN WHT WHT RED BLU PPL PNK PNK LT BLU GRN GRN WHT WHT GRN GRN GRN PNK FUSE 16 FUSE 31 FUSE 28 FUSE 15 FUSE 19 FUSE 32 FUSE 33 FUSE 30 IGNITION SWITCH UNDER-DASH RELAY HOLDER ACC CUT RELAY IG2 CUT RELAY (UNDER LEFT END OF DASH) (1.5L TURBO: RIGHT SIDE OF ENGINE) (2.0L TURBO: UPPER LEFT SIDE OF ENGINE) (LEFT SIDE OF ENGINE COMPT) CVT M/T (1.5L TURBO) (W/O KEYLESS ACCESS SYSTEM) (1.5L TURBO) (2.0L TURBO) 2.0L TURBO 1.5L TURBO 2.0L 2.0L TURBO 1.5L TURBO (M/T) (M/T) (1.5L TURBO) FROM FUSE 29 (DIAGRAM 5 OF 6) FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 6) FROM UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 1 OF 6) FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6) FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6) FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 5 OF 6) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 6)
2 1 1 2 1 2 1 1 1 2 A N Y X H U E 5A 10A R 20A D 10A C B UNDER-DASH FUSE/RELAY BOX (OPTIONAL CONNECTOR) BODY CONTROL MODULE STEERING LOCK ELECTRIC STEERING LOCK AUDIO- NAVIGATION UNIT SHIFT POSITION INDICATOR PANEL AUDIO UNIT C7 2 1 2 1 G3 4 A13 1 3 G12 G18 K3 G15 1 2 A23 C23 F2 A3 E3 C3 1 2 4 3 E2 F3 F4 G9 G18 B16 F11 F29 1 8 3 10 6 5 4 2 G27 G16 G10 F2 G17 G11 G32 G4 G8 G5 G3 G7 G1 G6 C4 C1 BLK BLK BLK BLK LT GRN YEL YEL RED RED RED GRN RED RED PNK YEL YEL PNK RED YEL YEL BLK BRN WHT RED YEL PNK RED WHT RED BLK RED PNK BLK WHT YEL BLU LT GRN BRN RED BLK PNK WHT YEL BLU LT GRN RED GRN YEL PNK BLK LT BLU GRY PNK GRY GRN BLK LT BLU YEL RED RED GRN IG2 RELAY IG1B RELAY ACC RELAY IG1A RELAY FRONT ACCESSORY POWER SOCKET RELAY FUSE 1 FUSE 29 FUSE 2 FUSE 30 FRONT ACCESSORY POWER SOCKET AUDIO BACK LT DIODE AUDIO ACC DIODE LF ANTENNA ENGINE START/STOP SWITCH (UNDER LEFT END OF DASH) (LEFT END OF DASH) (UPPER LEFT SIDE OF DASH) (RIGHT CENTER OF DASH) (UPPER LEFT SIDE OF DASH) (BELOW AUDIO UNIT) (BELOW AUDIO UNIT) G305 G501 G505 G503 3 4 W/ KEYLESS ACCESS SYSTEM W/O KEYLESS ACCESS SYSTEM 3 W/ FAN CONTROL RELAY 4 W/O FAN CONTROL RELAY (W/O ELECTRIC STEERING LOCK) (IF EQUIPPED) (W/ NAVIGATION) (W/ KEYLESS ACCESS SYSTEM) (W/O NAVIGATION) TO FUSE 5 (DIAGRAM 3 OF 6) TO FUSE 22 (DIAGRAM 3 OF 6) TO FUSE 8 (DIAGRAM 3 OF 6) TO FUSE 28 (DIAGRAM 4 OF 6) FROM IGNITION SWITCH (DIAGRAM 4 OF 6) FROM UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 1 OF 6) FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 6) FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 6) FROM UNDER- DASH RELAY HOLDER (DIAGRAM 4 OF 6) TO UNDER- DASH RELAY HOLDER (DIAGRAM 4 OF 6) TO WIRELESS CHARGER (DIAGRAM 2 OF 6) SOUND SYSTEM/ EXTERIOR LIGHTS SYSTEM
1 2 3 4 1 2 3 3 4 4 3 3 4 3 4 20A 5A P 20A 20A W L UNDER-DASH FUSE/RELAY BOX DRIVER'S JUNCTION B (OPTIONAL CONNECTOR) CABLE REEL CMBS OFF SWITCH/RDM SWITCH HAZARD WARNING SWITCH INTEGRATED DRIVE-MODE SWITCH VSA OFF SWITCH AUTOMATIC BRAKE HOLD SWITCH SHIFT POSITION INDICATOR PANEL ECON SWITCH AUDIO REMOTE- HFL SWITCH OPTION CONNECTOR (FOG LIGHT) VSA/TPMS OFF SWITCH LOWER TRAY LIGHT CLIMATE CONTROL PANEL UPPER TRAY LIGHT CENTER DISPLAY UNIT MOONROOF SWITCH AMBIENT LIGHT FRONT PASSENGER'S AIR BAG ON/OFF INDICATOR ELECTRIC PARKING BRAKE SWITCH UNDER-HOOD FUSE/RELAY BOX UNDER-HOOD FUSE/RELAY HOLDER B J/C C009 TAILGATE OUTER HANDLE/ LOCK SWITCH/ LICENSE PLATE LIGHT RIGHT FRONT PARKING/ DAYTIME RUNNING LIGHT RIGHT TAILLIGHT/ REAR SIDE MARKER LIGHT LEFT TAILLIGHT/ REAR SIDE MARKER LIGHT RIGHT INNER TAILLIGHT LEFT FRONT PARKING/ DAYTIME RUNNING LIGHT LEFT FRONT SIDE MARKER LIGHT RIGHT FRONT SIDE MARKER LIGHT LEFT INNER TAILLIGHT LEFT REAR SEAT HEATER SWITCH RIGHT REAR SEAT HEATER SWITCH FRONT PASSENGER'S POWER SEAT ADJUSTMENT SWITCH ADAPTIVE DAMPER CONTROL UNIT 1 C115 8 A1 F7 C5 4 11 7 C15 A3 A2 3 D2 E2 D1 A1 B1 B2 C112 12 C103 14 3 5 2 2 2 3 C135 11 C134 20 A7 C19 1 6 C132 C132 9 9 2 4 A3 6 1 4 C115 2 4 C140 7 8 10 4 B12 B10 B9 6 3 2 3 2 C128 5 5 5 3 3 1 2 2 12 2 11 1 10 3 LT GRN LT GRN GRY LT BLU GRY GRY GRY LT BLU BLU GRY GRY GRY GRY (OR LT BLU) (OR WHT) GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY YEL GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRN BLU PNK PPL GRN BLU GRN GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY FUSE 24 FUSE 36 FUSE 32 FUSE 31 (UNDER LEFT END OF DASH) (UPPER STEERING COLUMN) (LEFT SIDE OF ENGINE COMPT) (DRIVER'S DOOR) W/O KEYLESS ACCESS SYSTEM W/ KEYLESS ACCESS SYSTEM 2.0L TURBO EXCEPT 2.0L TURBO (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) W/O MOONROOF W/ MOONROOF (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 2 OF 6) FROM UNDER-HOOD FUSE/RELAY HOLDER A (DIAGRAM 1 OF 6) FROM UNDER- HOOD FUSE/ RELAY BOX (DIAGRAM 1 OF 6)