## 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