Ford 2001 Ranger, Manual

Page: 426 / 1218

414-03A-23 414-03A-23 High Voltage/Traction Battery
DIAGNOSIS AND TESTING (Continued)
Symptom Chart
Symptom Chart
Condition Possible Sources Action
•
DTC C1835 Current Sense
•
Circuit(s).
•
GO to Pinpoint Test A.
Circuit Failure
•
Contactor box.
•
Battery control module
(BCM).
Special Tool(s)
Pinpoint Tests
Traction Battery High-Voltage Service Cord 418-F218
Special Tool(s)
Traction Battery Low-Voltage Service Cord 418-F219
104-Pin Breakout Box (BOB) 418-049 (014-00950) or
Traction Battery High-Voltage Lockout and Diagnostic
equivalent
Tool 418-F207
BCM/TIM Breakout Box (BOB) Adapter Cable
High-Voltage Insulated Safety Gloves 100-F036 or
418-F212
equivalent
BCM/TIM Breakout Box (BOB) Overlay 418-F220
Face Shield 100-F035 or equivalent
(Continued)
PINPOINT TEST A: DTC C1835 CURRENT SENSE CIRCUIT FAILURE
TEST STEP ACTION TO TAKE
A1 CHECK STATUS OF CONTACTOR BOX AUXILIARY CURRENT
SENSOR
•
With key ON, monitor battery control module (BCM) PID AUX SEN. Yes = GO to A2.
•
Does the AUX SEN PID indicate between 0.5 and 4.5 volts?
No = GO to A4.
A2 CHECK STATUS OF CONTACTOR BOX MAIN CURRENT
SENSOR
•
With key ON, monitor BCM PID MAINSEN. Yes = GO to A3.
•
Does the MAINSEN PID indicate between 0.5 and 4.5 volts?
No = GO to A8.
A3 CHECK STATUS OF CONTACTOR BOX MAIN CURRENT
SENSOR WHILE DRIVING
•
Lift the vehicle on a hoist. Refer to Section 100-02. Yes = GO to A12.
•
Start the vehicle, move the transmission range selector lever to the drive
(D) position, and depress/release the accelerator pedal two or three times
while monitoring BCM PID MAINSEN.
•
Does the MAINSEN PID voltage increase upon acceleration?
No = REPLACE the contactor
box.
A4 CHECK AUXILIARY CURRENT SENSOR SIGNAL TO BCM
•
Remove the traction battery and connect Traction Battery High-Voltage Yes = REPLACE the BCM.
Lockout and Diagnostic Tool to the traction battery high-voltage two-pin
C3994M.
(Continued)
2001 Ranger EV, 01/2001