Subaru·Wrx·2016 Subaru WRX·Wiring
Wiring diagram

2016 Subaru WRX — power distribution

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Power distribution

2 1 1 2 1 1 2 1 2 1 2 3 4 3 4 A N 40A 15A 15A 15A 15A 15A 30A 30A N/A 25A 10A 80A 50A F 25A 25A 20A 50A 50A 50A 40A 30A 7.5A 120A 10A 60A E C B D 30A 15A 7.5A 20A 15A 30A G 30A 15A 15A 15A MAIN FUSE BOX (M/B) HIGH HEADLIGHT RELAY HORN RELAY LOW HEADLIGHT RELAY STARTER MOTOR REAR DEFOGGER RELAY MAIN FAN RELAY 1 BATTERY ENGINE COMPARTMENT RELAY HOLDER RELAY HOLDER GENERATOR POWER STEERING CONTROL MODULE VDC CONTROL MODULE BRAKE PUMP RELAY SECONDARY AIR COMBINATION VALVE RELAY 2 SECONDARY AIR COMBINATION VALVE RELAY 1 SECONDARY AIR PUMP RELAY SUB FAN RELAY RELAY HOLDER WIPER RELAY WIPER RELAY AUDIO AMPLIFIER ENGINE COMPARTMENT RELAY HOLDER DATA LINK CONNECTOR TURN SIGNAL & HAZARD MODULE BATTERY SENSOR THROUGH J/C ECM FUSE HOLDER BODY INTEGRATED UNIT KEY WARNING SWITCH FUSE HOLDER DAYTIME RUNNING LIGHT RELAY ELECTRONIC THROTTLE CONTROL RELAY ENGINE COMPARTMENT RELAY HOLDER TCM DCCD CONTROL MODULE DCCD RELAY SELF SHUT RELAY FUEL PUMP RELAY DRIVER SIDE RELAY HOLDER MAIN RELAY ELECTRONIC THROTTLE CONTROL RELAY IG RELAY MAIN RELAY A/F, OXYGEN SENSOR RELAY A/F, OXYGEN SENSOR RELAY PASSENGER SIDE RELAY HOLDER PASSENGER SIDE RELAY HOLDER DRIVER SIDE RELAY HOLDER PASSENGER SIDE RELAY HOLDER DRIVER SIDE RELAY HOLDER 20 1 18 R316 B571 F9 F9 F27 B281 4 18 11 12 5 15 2 19 21 16 1 23 B145 B186 B134 16 7 8 34 14 22 3 17 6 1 2 1 4 3 R1 B97 1 1 5 1 B452 2 1 F9 F27 11 12 F70 2 3 F36 9 1 15 B144 3 2 6 8 5 7 5 16 6 7 14 17 1 26 4 F37 9 2 4 6 5 7 3 1 2 12 17 4 B145 B186 B145 5 6 2 15 2 2 B136 18 6 4 16 1 21 20 15 16 14 F109 1 B360 WHT/ BLK WHT/ BLK WHT/ WHT GRN WHT/YEL WHT/YEL WHT/RED WHT/YEL WHT/BLU BLU RED RED WHT WHT WHT WHT WHT/RED WHT/YEL WHT/BLU GRN/BLU GRN/BLU GRN/BLU YEL/RED YEL/RED YEL/RED WHT/BLU GRN WHT/RED YEL YEL WHT WHT WHT WHT WHT WHT WHT BLK/RED WHT/BLK WHT/GRN WHT/YEL WHT/RED WHT/GRN YEL/RED RED RED WHT WHT BLK/RED WHT WHT BLU/RED WHT GRN/RED RED WHT BLK/BLU RED/YEL BLK WHT/BLK RED/WHT WHT/RED WHT/RED RED/YEL WHT WHT/RED BLK/WHT WHT WHT/BLK YEL/RED WHT/YEL YEL/RED WHT/YEL WHT/BLU RED WHT/BLK WHT/BLK WHT WHT WHT WHT WHT MAIN SBF FUSE FUSE 16 SBF 2 FUSE FUSE 8 SBF 3 FUSE SBF 8 FUSE FUSE 5 SBF 1 FUSE FUSE 3 FUSE 1 SBF 6 FUSE FUSE 2 FUSE 4 BRAKE PUMP FUSE SLOW BLOW FUSE FUSE 14 SBF 4 FUSE FUSE 13 FUSE 12 SBF 5 FUSE FUSE 11 FUSE 15 SBF 7 FUSE (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LOWER LEFT SIDE OF DASH) (LOWER LEFT SIDE OF DASH) (LEFT SIDE OF ENGINE COMPT) (LEFT END OF DASH) (RIGHT CENTER OF DASH) (RIGHT CENTER OF DASH) (LEFT END OF DASH) (RIGHT CENTER OF DASH) (LEFT END OF DASH) 2.5L TURBO 2.0L TURBO W/O EYESIGHT W/ EYESIGHT (2.0L TURBO) (2.0L TURBO) (2.5L TURBO) (2.5L TURBO) (2.5L TURBO) (2.0L TURBO) (IF EQUIPPED) 2.5L TURBO 2.0L TURBO (2.0L TURBO) TO FUSE & RELAY BOX (F/B) (DIAGRAM 2 OF 5) TO FUSE & RELAY BOX (F/B) (DIAGRAM 2 OF 5) TO IGNITION SWITCH (DIAGRAM 3 OF 5) TO FUSE & RELAY BOX (F/B) (DIAGRAM 2 OF 5) TO FUSE & RELAY BOX (F/B) (DIAGRAM 3 OF 5) TO FUSE & RELAY BOX (F/B) (DIAGRAM 2 OF 5) TO MAIN FUSE BOX (M/B) (DIAGRAM 4 OF 5) TO DRIVER SIDE RELAY HOLDER (DIAGRAM 5 OF 5)
1 2 3 4 3 4 1 2 A N/A 10A G E B 15A 15A 15A 15A 7.5A 7.5A N/A N/A 15A FUSE & RELAY BOX (F/B) BLOWER MOTOR RELAY BODY INTEGRATED UNIT STOP LIGHT RELAY RELAY HOLDER TPMS & KEYLESS ENTRY CONTROL MODULE AUDIO NAVIGATION UNIT STOP LIGHT & BRAKE SWITCH TRUNK ROOM LIGHT MFD SEAT HEATER RELAY FRONT FOG LIGHT RELAY WIPER DEICER RELAY LEFT FRONT FOG LIGHT RELAY RIGHT FRONT FOG LIGHT RELAY RELAY HOLDER PASSENGER SIDE RELAY HOLDER KEYLESS ENTRY CONTROL MODULE POWER WINDOW RELAY DRIVER SIDE RELAY HOLDER LEFT POWER SEAT SWITCH LEFT POWER SEAT ROOM LIGHT IMMOBILIZER ANTENNA SPOT MAP LIGHT RIGHT VANITY MIRROR LIGHT LEFT VANITY MIRROR LIGHT BODY INTEGRATED UNIT SUNROOF UNIT POWER WINDOW MAIN SWITCH SPOT MAP LIGHT SPOT MAP LIGHT 1 1 R405 R407 12 R56 1 2 20 17 9 I35 1 4 R3 B99 14 R205 R110 1 7 D102 D11 B101 3 2 10 R50 B90 20 R50 B90 B158 2 R81 R82 6 1 7 1 2 4 I35 6 B159 6 B158 4 2 2 1 15 3 1 9 2 I5 B52 B159 B158 R168 1 24 37 1 2 6 33 1 I171 I5 4 4 I85 1 3 7 B281 BLU/RED BLU/GRN BLU/GRN RED/BLU RED/BLU RED/BLU BLU/WHT BLU/BLK RED/BLU WHT/GRN BLU/GRN BLU/GRN BLU/GRN BLU/GRN BLU/GRN BLU/GRN BLU/GRN BLU/GRN BLU/GRN PNK BLU/GRN BLU/GRN BLK/WHT RED/BLU WHT/BLU WHT/BLU BLU/RED RED RED WHT/ GRN WHT/ GRN BLU/ RED BLU/RED PNK WHT/GRN WHT/ GRN WHT/ GRN WHT/ WHT/GRN PNK BLU/RED PNK WHT/GRN GRN BLK/WHT BLU/RED BLU/RED BLU/RED RED BLK/BLU BLK/WHT BLU/RED RED/BLU GRN/WHT BLU/WHT BLU/BLK WHT/BLU WHT/GRN BLK/WHT PNK PNK BLU/RED BLU/GRN BLU/RED BLU/RED FUSE 1 FUSE 15 FUSE 27 FUSE 29 FUSE 8 FUSE 28 FUSE 17 FUSE 9 FUSE 3 FUSE 10 POWER WINDOW CIRCUIT BREAKER (LEFT END OF DASH) (LEFT REAR OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (RIGHT CENTER OF DASH) (LEFT END OF DASH) (LEFT END OF DASH) W/ 6.2 INCH DISPLAY W/ 7 INCH DISPLAY W/ TPMS W/O TPMS (NOT USED) (NOT USED) (NOT USED) W/ SRF W/O SRF W/ EYESIGHT W/O NAVIGATION W/ NAVIGATION (W/ TPMS) (W/O TPMS) W/O SUNROOF W/ SUNROOF W/ EYESIGHT W/O EYESIGHT FROM MAIN FUSE BOX (M/B) (DIAGRAM 1 OF 5) FROM MAIN FUSE BOX (M/B) (DIAGRAM 1 OF 5) FROM MAIN FUSE BOX (M/B) (DIAGRAM 1 OF 5) FROM MAIN FUSE BOX (M/B) (DIAGRAM 1 OF 5)
1 1 2 2 1 3 4 3 4 1 2 4 1 2 1 5 5 5 5 7.5A C START OFF ON ACC H M J IG1 START OFF ST2 ACC START OFF ST1 IG2 ON ACC OFF START ON ACC ACC ON OFF ACC START ON D K 10A N/A 20A 7.5A 10A 10A L 7.5A 7.5A N/A 10A 7.5A 15A N/A MFD COMBINATION METER SEAT HEATER RELAY EPB CONTROL SWITCH STEREO CAMERA PASSENGER SIDE RELAY HOLDER LEFT AIR MIX DOOR ACTUATOR MODE DOOR ACTUATOR IMPACT SENSOR REMOTE CONTROL MIRROR SWITCH RIGHT AIR MIX DOOR ACTUATOR SECURITY CONTROL MODULE BODY INTEGRATED UNIT COMBINATION METER A/C CONTROL PANEL AIR MIX DOOR ACTUATOR REAR VIEW MIRROR FUSE & RELAY BOX (F/B) HILL HOLD SWITCH AUTO HEADLIGHT BEAM LEVELER CONTROL MODULE STOP LIGHT RELAY STEERING ANGLE SENSOR POWER STEERING CONTROL MODULE RELAY HOLDER AUDIO AMPLIFIER A/C CONTROL PANEL BODY INTEGRATED UNIT AUDIO NAVIGATION UNIT VDC CONTROL MODULE AIR BAG CONTROL MODULE OCCUPANT DETECTION CONTROL MODULE TURN SIGNAL & HAZARD MODULE BACKUP LIGHT SWITCH AUX INPUT TERMINAL INHIBITOR SWITCH R81 R82 11 1 R176 AD19 16 R34 AD6 AD17 5 R284 R386 12 20 I95 R382 AD18 R175 10 R3 12 B99 1 8 2 6 I35 R81 R82 11 AD18 8 R175 2 1 AD18 R175 9 B151 3 R430 8 12 R175 AD18 7 R168 11 I5 7 B158 8 1 T9 3 B128 T3 9 B12 8 AB6 B450 3 3 1 D84 I101 23 1 4 20 1 B31 AB1 1 AB53 AB59 3 R82 R81 12 13 R34 R34 AD6 14 AD6 R50 B90 17 I229 B551 3 I85 6 5 7 3 1 2 8 B159 7 3 1 R168 19 14 R168 B152 I5 6 I5 10 19 B52 2 2 B52 5 B158 1 1 3 38 3 6 B52 9 16 B152 8 7 B152 I5 4 40 31 1 17 I5 1 1 32 B280 15 I84 3 B152 2 B162 2 AB35 21 6 1 4 31 I35 3 3 (OR BLU) (OR GRN/ VIO) (OR VIO) GRN/ BLU LT BLU LT BLU LT BLU LT BLU LT BLU LT BLU GRN/YEL YEL GRN/ RED GRN/ YEL YEL/RED (OR VIO) GRN/BLU (OR VIO) GRN/BLU YEL/ RED YEL/ WHT YEL/ (OR BLK) WHT YEL/ YEL/ WHT BLK BLK/ RED BLK RED WHT/BLU WHT/BLU WHT/BLU WHT BLU WHT/ BRN BRN BRN/ WHT GRN YEL/RED GRY/RED GRN/ GRN/ BLU WHT/ BLK BLU WHT/ BLU WHT/BLU WHT/BLU BLK/ BLK BLK WHT/ BLU WHT/ BLU WHT/ BLU WHT/ BLU WHT/ WHT WHT WHT BRN/ WHT BRN/ WHT BLK/ WHT GRN/ YEL/ WHT YEL/ WHT WHT YEL/ YEL/ GRN YEL/ GRN/YEL RED BLK BLK YEL/BLU RED BLU WHT GRN YEL GRN YEL GRN YEL/BLU YEL/BLU YEL/BLU WHT/BLU GRN/RED WHT WHT NCA BLK GRN/BLU BLK YEL/RED GRY/RED YEL/BLU WHT/BLU WHT/BLU BLU GRN/YEL GRN/YEL RED WHT GRN/YEL GRN/YEL GRN/YEL YEL/RED YEL/RED IGNITION SWITCH ACCESSORY RELAY FUSE 2 FUSE 7 FUSE 23 FUSE 6 FUSE 13 FUSE 20 FRONT ACCESSORY POWER SUPPLY SOCKET REAR ACCESSORY POWER SUPPLY SOCKET (CONSOLE) REAR ACCESSORY POWER SUPPLY SOCKET (CONSOLE) IG2 RELAY FUSE 30 FUSE 31 FUSE 24 FUSE 25 FUSE 11 FUSE 18 FUSE 33 FUSE 5 (RIGHT CENTER OF DASH) (UNDER RIGHT SIDE OF REAR SHELF) (UNDER LEFT FRONT OF CENTER CONSOLE) (UNDER RIGHT SIDE OF REAR SHELF) (LEFT END OF DASH) (UPPER CENTER OF DASH) (LEFT REAR OF ENGINE COMPT) 2.5L TURBO 2.0L TURBO W/ 6.2 INCH DISPLAY W/ 7 INCH DISPLAY W/ EYESIGHT W/O EYESIGHT 6 (NOT USED) W/O EYESIGHT W/ EYESIGHT (W/ EYESIGHT) (W/ EYESIGHT) (W/ L/R INDEPENDENT A/C) W/ EYESIGHT (W/ L/R INDEPENDENT A/C) (W/O L/R INDEPENDENT A/C) (IF EQUIPPED) (NOT USED) (NOT USED) (NOT USED) W/O NAVIGATION W/ NAVIGATION CVT M/T 6 (W/ EYESIGHT) (2.0L TURBO) (IF EQUIPPED) GB-8 GB-12 GB-12 GB-3 FROM MAIN FUSE BOX (M/B) (DIAGRAM 1 OF 5) FROM MAIN FUSE BOX (M/B) (DIAGRAM 1 OF 5) TO FUSE & RELAY BOX (F/B) (DIAGRAM 4 OF 5) TO DRIVER SIDE RELAY HOLDER (DIAGRAM 4 OF 5) TO FUSE & RELAY BOX (F/B) (DIAGRAM 4 OF 5) TO FUSE 32 (DIAGRAM 4 OF 5) TO FUSE 4 (DIAGRAM 4 OF 5)
1 2 1 2 3 4 4 3 N 20A N/A N/A H 15A L K J M 10A 10A 7.5A 7.5A FUSE & RELAY BOX (F/B) MAIN FUSE BOX (M/B) ENGINE COMPARTMENT RELAY HOLDER DATA LINK CONNECTOR BSD/RCTA OFF SWITCH WIPER DEICER RELAY CLUTCH START SWITCH PASSENGER SIDE RELAY HOLDER STARTER RELAY 1 DRIVER SIDE RELAY HOLDER FUEL INJECTOR RELAY RELAY HOLDER RIGHT RADAR SENSOR (SLAVE) LEFT RADAR SENSOR (MASTER) SUNROOF SWITCH (TILT) TPMS & KEYLESS ENTRY CONTROL MODULE STEREO CAMERA SUNROOF UNIT IMPACT SENSOR CLUTCH SWITCH STOP LIGHT & BRAKE SWITCH SUNROOF SWITCH FUSE & RELAY BOX (F/B) REAR DEFOGGER RELAY WIPER RELAY MAIN FAN RELAY 2 POWER WINDOW RELAY MAIN FAN RELAY 1 ENGINE COMPARTMENT RELAY HOLDER MAIN FUSE BOX (M/B) MAIN FUSE BOX (M/B) DRIVER SIDE RELAY HOLDER TCM THROUGH J/C A/C CONTROL PANEL FUEL PUMP RELAY PASSENGER SIDE RELAY HOLDER DCCD RELAY PASSENGER SIDE RELAY HOLDER SUB FAN RELAY A/C RELAY DCCD CONTROL MODULE BLOWER MOTOR RELAY PRESSURE SWITCH ECM KEYLESS ACCESS CONTROL MODULE IGNITION COIL 1 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 2 BODY INTEGRATED UNIT ENGINE COMPARTMENT RELAY HOLDER R430 B151 1 6 R18 6 R21 5 5 R339 3 I2 2 B136 30 I5 5 11 13 B144 4 7 F36 F27 F27 6 7 F35 4 9 B143 3 41 F27 2 B23 B28 10 5 B574 F27 B159 4 B186 B21 E2 49 R50 B90 4 3 B159 B52 20 16 F35 11 B159 2 34 3 3 6 8 B52 18 R168 4 1 3 1 8 24 11 20 3 3 3 3 32 B134 3 3 B281 1 11 B52 3 I5 B143 19 8 1 F109 10 9 1 21 32 2 B360 2 1 B152 1 GRN/YEL RED WHT WHT WHT WHT WHT GRN/YEL GRN/YEL GRN/YEL GRN/RED WHT/BLK WHT/BLK WHT/BLK WHT WHT BRN WHT/YEL WHT/BLU WHT/BLU GRN/RED GRN/BLK GRN/RED BRN GRN/ORG GRN/ORG GRN/ORG GRN/RED GRN/YEL GRN/YEL YEL GRN/ GRN/RED GRN/YEL GRN/ORG YEL GRN/ GRN/YEL GRN/ORG GRN/ORG BLU GRN/ORG GRN/BLU GRN GRN GRN/RED BLK/WHT WHT GRN/YEL GRN/YEL GRN/YEL GRN/YEL GRN/YEL GRN/YEL GRN/YEL GRN/YEL GRN/YEL GRN/RED GRN/RED RED RED RED RED GRN/RED RED GRN/RED GRN/RED GRN/RED GRN/RED GRN/BLK GRN/ORG GRN/BLK GRN/BLK GRN/ORG GRN/ORG GRN/ORG WHT/BLU WHT/BLU FUSE 4 FUSE 21 FUSE 12 FUSE 26 FUSE 19 FUSE 22 FUSE 32 (LEFT SIDE OF ENGINE COMPT) (LEFT END OF DASH) (LEFT REAR OF ENGINE COMPT) (RIGHT CENTER OF DASH) (LEFT END OF DASH) (LEFT REAR OF ENGINE COMPT) (LEFT END OF DASH) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT END OF DASH) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (RIGHT CENTER OF DASH) (RIGHT CENTER OF DASH) (LEFT SIDE OF ENGINE COMPT) M/T CVT 2.0L TURBO 2.5L TURBO (IF EQUIPPED) (W/ EYESIGHT) (M/T) (NOT USED) (NOT USED) (2.5L TURBO) (2.5L TURBO) (2.5L TURBO) (2.5L TURBO) FROM FUSE 11 (DIAGRAM 3 OF 5) FROM IGNITION SWITCH (DIAGRAM 3 OF 5) FROM IGNITION SWITCH (DIAGRAM 3 OF 5) FROM RELAY HOLDER (DIAGRAM 1 OF 5) FROM FUSE 33 (DIAGRAM 3 OF 5) FROM IGNITION SWITCH (DIAGRAM 3 OF 5)
1 2 1 2 3 4 5 3 4 5 F 7.5A 10A DRIVER SIDE RELAY HOLDER FUSE & RELAY BOX (F/B) ILLUMINATION CONTROL SWITCH POCKET LIGHT A/C CONTROL PANEL NAVIGATION UNIT AUDIO BODY INTEGRATED UNIT ROLL CONNECTOR SELECT LEVER ILLUMINATION HAZARD SWITCH VDC OFF SWITCH ILLUMINATION LIGHT PRE-COLLISION BRAKE OFF & LANE DEPARTURE WARNING OFF SWITCH REMOTE CONTROL MIRROR SWITCH MFD SWITCH SPOT MAP LIGHT TRUNK LID OPENER SWITCH GLOW BOX ILLUMINATION LIGHT FRONT FOG LIGHT RELAY PASSENGER SIDE RELAY HOLDER OP CONNECTOR (FOG LIGHT SWITCH) BSD/RCTA OFF SWITCH MULTI SELECT SWITCH (DCCD) SEAT HEATER SWITCH THROUGH J/C LEFT FRONT COMBINATION LIGHT RIGHT FRONT COMBINATION LIGHT RIGHT REAR COMBINATION LIGHT LEFT LICENSE PLATE LIGHT RIGHT LICENSE PLATE LIGHT RIGHT FRONT FOG LIGHT RELAY LEFT FRONT FOG LIGHT RELAY LEFT REAR COMBINATION LIGHT SATELLITE SWITCH ILLUMINATION LIGHT STEERING SWITCH ILLUMINATION LIGHT EPB CONTROL SWITCH SEAT HEATER SWITCH HILL HOLD SWITCH RELAY HOLDER 4 1 6 B90 R50 6 R407 R405 8 2 6 R175 7 AD18 R18 7 R21 I35 25 15 22 I53 R98 11 10 R34 AD6 7 6 I101 D84 27 15 4 2 2 ST3 4 ST1 B68 10 5 12 13 11 10 2 R60 R24 5 R82 R81 1 4 10 I35 11 I5 B52 5 B52 17 20 19 B281 3 B280 16 I85 10 37 12 R168 4 21 B360 7 1 F109 2 4 1 4 4 1 4 4 1 4 4 VIO VIO VIO VIO VIO VIO VIO RED RED RED VIO VIO RED VIO VIO VIO VIO VIO VIO VIO VIO BLU BLK/BLU BLK/ BLK/BLU VIO VIO VIO VIO VIO VIO VIO BLK/BLU BLK/BLU BLK/BLU BLK/BLU BLK/BLU VIO VIO VIO VIO VIO VIO YEL/BLK VIO VIO VIO VIO VIO GRN BLK/WHT BLK/WHT NCA NCA NCA NCA NCA VIO BLK/BLU VIO BLK/WHT VIO VIO VIO VIO VIO BLK/WHT BLK/BLU BLU/YEL BLU/YEL BLU/YEL BLK/YEL WHT/YEL BLK/PNK VIO VIO BLK/WHT GRN BLK/PNK VIO VIO VIO BLK/WHT BLK/WHT BLK/WHT BLK/WHT BLK/BLU BLK/GRN BLK/WHT TAIL & ILLUMINATION RELAY FUSE 16 FUSE 14 (LEFT END OF DASH) (LEFT END OF DASH) (FRONT OF CENTER CONSOLE) (LEFT SIDE OF ENGINE COMPT) (RIGHT CENTER OF DASH) (LEFT REAR OF ENGINE COMPT) W/ 6.2 INCH DISPLAY W/ 7 INCH DISPLAY 2.0L TURBO W/ EYESIGHT W/O NAVIGATION W/ NAVIGATION 6 2.5L TURBO 7 W/ SEAT HEATER 8 W/O SEAT HEATER W/ EYESIGHT (CVT) W/ SRF 6 W/O SRF 8 7 (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) FROM MAIN FUSE BOX (M/B) (DIAGRAM 1 OF 5)