Honda Civic. Manual — part 507

CIRCUIT DIAGRAM

15

RED

(CAN-LO) communication

circuit

-

-

-

16

GRY

IG1
(Ignition 1)

Power source
for activating
the system

16-GND

Ignition
switch ON
(II)

Battery
voltage

Ignition
switch OFF

0 V

17

LT

BLU

K-LINE
(Data link
connector)

Communicates
with HDS

17-GND

HDS not
connected

About 5
V

26

BRN

S3 (Signal
3)

Detects motor
angle sensor
signal

-

-

-

27

PNK

R2 (Motor
angle
sensor 2)

Detects motor
angle sensor
signal

-

-

-

28

BLU

S4 (Signal
4)

Detects motor
angle sensor
signal

-

-

-

2008 Honda Civic EX

2006-08 STEERING EPS System - Civic (All Except Hybrid & Si)

Fig. 9: Identifying EPS Circuit Diagram (1 Of 3)

2008 Honda Civic EX

2006-08 STEERING EPS System - Civic (All Except Hybrid & Si)

Fig. 10: Identifying EPS Circuit Diagram (2 Of 3)

2008 Honda Civic EX

2006-08 STEERING EPS System - Civic (All Except Hybrid & Si)

Fig. 11: Identifying EPS Circuit Diagram (3 Of 3)

DTC TROUBLESHOOTING

DTC 11-01: LOW/HIGH IG1-TERMINAL VOLTAGE (INITIAL DIAGNOSIS)

1. Clear the DTC with the HDS.

2008 Honda Civic EX

2006-08 STEERING EPS System - Civic (All Except Hybrid & Si)