29
SECTION X - TESTING TRACTION CONTROL DASH LAMP
NO
YES
REPLACE EC-17
™
CONTROLLER
YES
NO
1
2
3
C2
K J H G F
E D C B A
REPAIR OR REPLACE WIRE
HARNESS AND RETEST
VEHICLE VOLTAGE
DETECTED?
WITH IGNITION OFF, REMOVE 30 PIN
CONNECTOR FROM EC-17
™
CONTROLLER.
TURN IGNITION ON AND CHECK FOR
VEHICLE VOLTAGE AT TERMINAL C2.
REPLACE TRACTION DASH LAMP WITH
KNOWN GOOD UNIT. REPEAT "INITIAL
START-UP PROCEDURE"
30 PIN CONNECTOR
IS THIS THE SECOND TIME TO
THIS POINT?
START HERE
VEHICLE
OR ECU BUILT
AFTER
mid-year
2000
ECU REQUIRES TORQUE REQUEST VIA
J1922 OR J1939 SERIAL LINK WITHIN 5
MINUTES OF IGNITION KEY ON OR THE
TRACK CONTROL LAMP WILL COME ON
NO
YES
