Suzuki Grand Vitara JB416 / JB420 / JB419. Service manual - part 289
4F-4 Electronic Stability Program:
CAN Communication System Description
S6JB0A4601004
Refer to “CAN Communication System Description: For Petrol Engine Model in Section 1A” for CAN communication
system description. ESP
® control module communicates control data with each control module as follows.
ESP
® Control Module Transmission Data
ESP
® Control Module Reception Data
ESP
® OFF light
• If ESP
® OFF switch is turned “ON”, the ESP® OFF light light up. When it is
“ON”, TCS and stability control system functions are controlled not to work.
However, when the speed is over 30 km/h (18.5 mph), ESP
® OFF light is
turned “OFF” and TCS and stability control system function is back to work
automatically.
• When transfer shift position (if equipped) is in 4L-lock, the ESP
® OFF light light
up to indicate engine torque down and stability control system in TCS are
controlled not to activate to increase the driving force.
However, the brake-traction control works through ESP
® OFF light light up.
• ESP
® OFF light light up to indicate that brake control of traction control
function is controlled not to act if brake pad temperature is over 350
°C (662 °F)
and any of wheel is in wheel spin condition.
Warning light / Indicator light
Condition and operation
Combination
meter
Transmit
DATA
ESP® control
module
ECM
4WD control
module
Steering angle
sensor
Torque up request
Torque reduction request
Wheel speed pulse (front right)
Wheel speed pulse (front left)
Wheel speed pulse (rear right)
Wheel speed pulse (rear left)
ESP® status signal
ABS active
ABS indication
EBD indication
Steering angle neutral position
I6JB0A460007-01
Engine torque signal
Accelerator position
Engine speed signal
Cruise control signal (if equipped)
Brake pedal switch signal
Transmission actual gear
Brake fluid level switch signal
Parking brake switch signal
4WD shift position
Steering angle signal
Receive
DATA
ESP® control
module
ECM
4WD control
module
Steering
angle sensor
TCM
(A/T model)
BCM
I6JB0A460008-01