Honda CRX silhouetteCRX

Systems Description - Electrical Connections [With CATA]

6-12wiring diagram

Electrical connections for With CATA configuration. Market distinctions noted on diagram: PA SENSOR is Ex. KQ; '*: KQ B4, Others A6'; open circle = KQ; triangle = Others.

Electrical Connections [With CATA]

Fuse 1 - ECU
15A
Fuse 2 - No.14
10A
Fuse 3 - No.2
10A
Fuse 4 - No.1
10A
Fuse 5 - HAZARD
10A
Wiring Schematic
Components (30)
ECU (15A) [in main fuse box]No.14 (10A)No.2 (10A)No.1 (10A)HAZARD (10A) [in main fuse box]Ignition switch (IG1 / ST / +B)MAIN RELAYINJECTOR RESISTORINJECTORS (No.1-No.4)CYL SENSORTDC SENSORCRANK SENSORMAP SENSORTHROTTLE ANGLE SENSORPA SENSOR [Ex. KQ]IGNITION TIMING ADJUSTING CONNECTORTW SENSORTA SENSOROXYGEN SENSOREACVDASHPOT CONTROL SOLENOID VALVEA/C CLUTCH RELAYPURGE CUT-OFF SOLENOID VALVECHECK ENGINE WARNING LIGHTIGNITER UNITALTERNATORSPEED SENSORA/C SWITCHECU (connectors A/B/C)??
Connections (53)
Ignition switch (IG1 / ST / +B)
Ignition switch (IG1 / ST / +B):IG1MAIN RELAYYellow/White
Ignition switch (IG1 / ST / +B):STMAIN RELAYBlack/Yellow
Ignition switch (IG1 / ST / +B)MAIN RELAYBlue/White
Ignition switch (IG1 / ST / +B)??Yellow
MAIN RELAY
MAIN RELAY??Yellow/Black
MAIN RELAY??Green/Black
MAIN RELAY??Black
ECU (connectors A/B/C)
ECU (connectors A/B/C):B1??White/Green
ECU (connectors A/B/C):A15MAIN RELAY??
ECU (connectors A/B/C):A13????
ECU (connectors A/B/C):A18????
ECU (connectors A/B/C):A16????
ECU (connectors A/B/C):A1INJECTORS (No.1-No.4):No.1??
ECU (connectors A/B/C):A3INJECTORS (No.1-No.4):No.2??
ECU (connectors A/B/C):A5INJECTORS (No.1-No.4):No.3??
ECU (connectors A/B/C):A7INJECTORS (No.1-No.4):No.4??
ECU (connectors A/B/C):A11EACV??
ECU (connectors A/B/C):B2DASHPOT CONTROL SOLENOID VALVE??
ECU (connectors A/B/C):B3A/C CLUTCH RELAY??
ECU (connectors A/B/C):A6PURGE CUT-OFF SOLENOID VALVE??
ECU (connectors A/B/C):B6CHECK ENGINE WARNING LIGHT??
ECU (connectors A/B/C):B17IGNITER UNIT??
ECU (connectors A/B/C):B15IGNITER UNIT??
ECU (connectors A/B/C):A2????
ECU (connectors A/B/C):A4????
ECU (connectors A/B/C):A14????
ECU (connectors A/B/C):A12????
ECU (connectors A/B/C):A17????
CYL SENSOR
CYL SENSORECU (connectors A/B/C):B13??
CYL SENSORECU (connectors A/B/C):C1??
TDC SENSOR
TDC SENSORECU (connectors A/B/C):C2??
TDC SENSORECU (connectors A/B/C):C3??
CRANK SENSOR
CRANK SENSORECU (connectors A/B/C):C4??
CRANK SENSORECU (connectors A/B/C):B10??
CRANK SENSORECU (connectors A/B/C):B12??
MAP SENSOR
MAP SENSORECU (connectors A/B/C):C15??
MAP SENSORECU (connectors A/B/C):C11??
MAP SENSORECU (connectors A/B/C):C14??
THROTTLE ANGLE SENSOR
THROTTLE ANGLE SENSORECU (connectors A/B/C):C13??
THROTTLE ANGLE SENSORECU (connectors A/B/C):C7??
THROTTLE ANGLE SENSORECU (connectors A/B/C):C12??
PA SENSOR [Ex. KQ]
PA SENSOR [Ex. KQ]ECU (connectors A/B/C):B20??
PA SENSOR [Ex. KQ]ECU (connectors A/B/C):C9??
IGNITION TIMING ADJUSTING CONNECTOR
IGNITION TIMING ADJUSTING CONNECTORECU (connectors A/B/C):C6??
IGNITION TIMING ADJUSTING CONNECTORECU (connectors A/B/C):C5??
IGNITION TIMING ADJUSTING CONNECTORECU (connectors A/B/C):C16??
TW SENSOR
TW SENSORECU (connectors A/B/C):B14??
TA SENSOR
TA SENSORECU (connectors A/B/C):B16??
OXYGEN SENSOR
OXYGEN SENSORECU (connectors A/B/C):B8??
INJECTOR RESISTOR
INJECTOR RESISTORINJECTORS (No.1-No.4)??
ALTERNATOR
ALTERNATORECU (connectors A/B/C)??
SPEED SENSOR
SPEED SENSORECU (connectors A/B/C)??
A/C SWITCH
A/C SWITCHECU (connectors A/B/C)??
TERMINAL LOCATION: ECU connector terminal layout shown at bottom - connector A pins A1-A18 (odd top row A1,A3,A5,A7,A9,A11,A13,A15,A17; even bottom row A2,A4,A6,A8,A10,A12,A14,A16,A18), connector B pins B1-B20, connector C pins C1-C16.

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