6C-27 Power Assisted Steering System:
Terminal Wire color Circuit Normal voltage Condition
• Ignition switch ON and steering
wheel at straight position
E52-6 BLU Torque sensor (Sub) About 2.5 V
• Check voltage between “E52-6” and
“E52-9” terminals
E52-7 — — — —
• Ignition switch ON
E52-8 GRN
12 V power supply for torque
sensor
About 12 V
• Check voltage between “E52-8” and
“E52-9” terminals
E52-9 BRN Torque sensor (GND) 0 V —
E52-10 — — — —
E52-11 PPL/WHT Data link connector — —
*Indicator deflection
E52-12 BRN Engine speed signal repeated 0 – 1 V Engine idling
and 6 – 10 V
E52-13 — — — —
• Ignition switch ON
E52-14 RED/BLU P/S signal About 5 V
• Engine idling and turning steering
wheel to the right or left as far as it
stops
E52-15 — — — —
E52-16 YEL Torque sensor failure signal 0 V —
E52-17 — — — —
• Ignition switch ON and steering
wheel at straight position
E52-18 WHT Torque sensor (Main) About 2.5 V
• Check voltage between “E52-18”
and “E52-9” terminals
E52-19 GRY Shield (GND) — —
• Ignition switch ON
E52-20 RED
5 V power supply for torque
sensor
About 5 V
• Check voltage between “E52-20”
and “E52-9” terminals
NOTE:
*: The voltage of this circuit may not be checked by voltmeter. If so, use oscilloscope.