EPS Components

System Description (cont'd)

 17-71  

EPS Control Unit Inputs and Outputs at Connector C (14P)

EPS CONTROL UNIT CONNECTOR C (20P)

Wire side of female terminals

Terminal number Wire colour Terminal sign
(Terminal name) 		Description Measurement
Terminals Conditions
Ignition switch ON (II) 		Voltage
1*-1 YEL/RED VT6
(Voltage torque 6) 		Detects torque sensor signal 1-Ground Start the engine and turn the steering wheel About 5 - 0V
2 PNK T/S GND
(Torque sensor ground) 		Ground for the torque sensor - - -
3 ORN VCC1
(Voltage common 1) 		Power source for torque sensor 3-Ground Start the engine Battery voltage
Ignition switch OFF 0V
5*-2 YEL/RED VT6
(Voltage torque 6) 		Detects torque sensor signal 5-Ground Start the engine and turn the steering wheel About

5 - 0V
6 YEL/BLU WLP
(Warning lamp) 		Drives the EPS indicator light 6-Ground EPS indicator ON Battery voltage
OFF 0V
7 BLU/WHT VSP
(Vehicle speed pulse) 		Detects the vehicle speed signal for the speed sensor or the ECM/PCM (4 pulse/Rev). 7-Ground Raise the vehicle off the ground and spin the front wheel Alternating voltage about

0V - 5V - 0V - 5V
8 BRN SCS
(Service check signal) 		Detects service check connector signal - - -
10 YEL IG1
(Ignition 1) 		Power source for activating the system 10-Ground Ignition switch ON (II) Battery voltage
Ignition switch OFF 0V
11 GRN/YEL VCC2
(Voltage common 2) 		Drives the torque sensor 11-Ground Start the engine About 5V
Ignition switch OFF 0V
13 BLU/ORN VT3
(Voltage torque 3) 		Detects torque sensor signal 13-Ground Start the engine and turn the steering wheel About

5 - 0V
15 YEL/BLK T/SIG
(Torque sensor F/S signal) 		Detects torque sensor signal 15-Ground Start the engine Momently 5V
17 LT GRN/BLK PSW
(Power steering switch) 		Provides power steering switch signal 17-Ground Start the engine and turn the steering wheel 0 - 12V
19 BLU NEP
(Engine pulse) 		Detects the engine pulse 19-Ground Start the engine, and let it idle About
0 - 12V
20 GRY DIAG-H
(Diagnosis-H)

 Communications with Honda PGM Tester - - -

*1: KU model

*2: Except KU model