C. ECU Connector Diagram a. 4HK1 ECU Connector Terminal Layout )'9'322)'8364-2%77-+21)284-2 5) b. 4HK1 Terminal Connections -41- No. Terminal Name Content No.
Terminal Name Content A-1 CASE-GND CASE GND A-31 APS1 ACCEL POSITION 1 SIG A-2 P-GND POWER GND A-32 APS2 ACCEL POSITION 2 SIG A-3 P-GND POWER GND A-33 APS3 ACCEL POSITION 3 SIG A-4 GND ECU SENSOR GND A-34 PACL PTO ACCEL SIG A-5 GND ECU SENSOR GND A-35 IDLUP IDLE UP SIG A-6 N/A (Q CONTROL RESISTOR 3) A-36 N/A (SP1) A-7 APS1-GND V5RTN1 A-37 N/A (SP2) A-8 APS2-GND V5RTN2 A-38 N/A (ATM TEMP SIG) A-9 APS3-GND V5RTN3 A-39 SPD SPEED INPUT A-10 PACL-GND PTO ACCEL GND A-40 ² ² A-11 IDLUP-GND IDLE UP GND A-41 N/A (ACG-F PULSE INPUT) A-12 N/A (SP3 GND) A-42 ² ² A-13 N/A (ATM TEMP GND) A-43 N/A (GLOW MONITOR2 FEEDBACK) A-14 ² ² A-44 N/A (GLOW MONITOR3 FEEDBACK) A-15 N/A (SP1-GND) A-45 AC-SW A/C CLUTCH REQUEST SW A-16 CAN1-SLD CAN1 SHIELD GND A-46 CRM-SW RUISE ENABLE (ON/OFF) SW A-17 CAN1H CAN1 HIGH A-47 CRR-SW CRUISE RESUME/ACCEL SW A-18 CAN1L CAN1 LOW A-48 CRS-SW CRUISE SET/COAST SW A-19 KWP2000 ISO14230 A-49 +B POWER A-20 CLASS2 J1850 A-50 +B POWER A-21 CLASS2 J1850 A-51 BATT BATTERY A-22 ² ² A-52 M-REL POWER MAINTAIN RELAY A-23 IG1-SW IGNITION 1 A-53 M-REL POWER MAINTAIN RELAY A-24 THWOUT THW PWM OUTPUT A-54 APS1-VCC VBREF1 A-25 ² ² A-55 APS2-VCC VBREF2 A-26 P-GND POWER GND A-56 APS3-VCC VBREF3 A-27 P-GND POWER GND A-57 ² ² A-28 TACHO TACHO A-58 PACL-VCC PTO ACCEL VCC A-29 N/A (Q CONTROL RESISTOR 1) A-59 IDLUP-VCC IDLE UP VCC A-30 N/A (Q CONTROL RESISTOR 2) A-60 N/A (SP1 VCC)