Ford Ranger EV (2001 year). Manual — part 167
414-03B-64
414-03B-64
High Voltage/Traction Battery — Nickel Metal Hydride
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST A: DTC B2513 BLOWER (FAN) CIRCUIT FAILURE
TEST STEP
ACTION TO TAKE
A1 CHECK TRACTION BATTERY FANS FAULT STATUS
•
With key ON, monitor battery control module (BCM) PIDs FLOW F
Yes =
If both PIDs indicate YES,
and RECIR F.
GO to A2.
If FLOW F PID indicates
YES, GO to A4.
If RECIR F PID indicates
YES, GO to A15.
•
Does the FLOW F PID or RECIR F PID indicate YES?
No =
System OK. CHECK wiring
for intermittent connections.
A2 CHECK FUSE AND POWER TO TRACTION BATTERY FAN
RELAYS AT TRACTION BATTERY SUPPORT TRAY
•
Check 15A fuse 17 in the electric vehicle power distribution box
Yes =
GO to A3.
(EVPDB).
•
With key OFF, disconnect traction battery support tray in-line C1939 and No =
REPAIR as necessary.
connect 104-Pin Breakout Box (BOB) to in-line C1939M using Traction
Battery Low-Voltage Service Cord; do not connect Traction Battery
Low-Voltage Service Cord to in-line C1939F.
•
With key OFF, measure the voltage between BOB pin 64 and ground
(BOB pin 65). (V > 10 volts)
•
Is everything OK?
A3 CHECK GROUND TO TRACTION BATTERY FANS
•
Disconnect the BOB from in-line C1939M, remove the traction battery,
Yes =
REPAIR circuit 554 (Y/BK
and connect Traction Battery High-Voltage Lockout and Diagnostic Tool
wire) between C1939F and
to the traction battery high-voltage two-pin C3994M.
the traction battery fan relay
connectors.
No =
REPAIR the BK wire.
WARNING: The traction battery contains high-voltage
components and wiring. High-voltage insulated safety gloves and face
shield must be worn when carrying out the following steps. Failure to
follow this warning may result in severe personal injury or death.
•
With key OFF, measure the resistance between pin 1 (BK wire) on
recirculation fan C1801 and ground (BCM case).
•
Is the resistance less than 5 ohms?
A4 CHECK FLOW-THRU FAN POWER STATUS
NOTE: If an emergency power off (EPO) condition occurs, the fan power
Yes =
GO to A5.
will be disabled. If interface adapter assembly (IAA) module DTC B2517
Emergency Power Off System Faulted occurred, carry out the appropriate
diagnostic procedures before carrying out this test step. Refer to the IAA
Module DTC Index in Section 100-07.
•
Enter BCM active command mode BCM PACKETED COMMANDS,
monitor BCM PID FAN FL, and set active command FAN FL to
ENABLE.
•
Does the FAN FL PID indicate ENABLE?
No =
REPLACE the BCM.
A5 CHECK FLOW-THRU FAN FEEDBACK STATUS
NOTE: The vehicle may need to be lifted on a hoist to hear the flow-thru
fan operate.
•
Enter BCM active command mode BCM PACKETED COMMANDS,
monitor BCM PID FLOWFBK, and set active command FAN FL to
ENABLE.
•
Does the FLOWFBK PID indicate ENABLE?
No =
If fan operates, GO to A12.
If fan does not operate, GO
(Continued)
414-03B-65
414-03B-65
High Voltage/Traction Battery — Nickel Metal Hydride
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST A: DTC B2513 BLOWER (FAN) CIRCUIT FAILURE
TEST STEP
ACTION TO TAKE
A6 CHECK CIRCUIT 3851 (Y/R) FOR SHORT TO POWER
•
Remove the traction battery and connect Traction Battery High-Voltage
Yes =
REPAIR the Y/R wire.
Lockout and Diagnostic Tool to the traction battery high-voltage two-pin
C3994M.
No =
REPLACE the flow-thru
WARNING: The traction battery contains high-voltage
fan.
components and wiring. High-voltage insulated safety gloves and face
shield must be worn when carrying out the following steps. Failure to
follow this warning may result in severe personal injury or death.
•
Connect Traction Battery Low-Voltage Service Cord to traction battery
support tray in-line C1939F and in-line C1939M.
•
Connect Traction Battery High-Voltage Service Cord to traction battery
support tray in-line C1935F and in-line C1935M.
•
Connect BOB to BCM C1986, C1987 using the BCM/TIM BOB Adapter
Cable and Overlay; leave the BCM disconnected.
•
With key OFF, disconnect flow-thru fan C1802.
•
With key ON, measure the voltage between BOB pin B6 and ground
(BOB pin A33).
•
Is the voltage greater than 10 volts?
A7 CHECK POWER TO FLOW-THRU FAN
•
Remove the traction battery and connect Traction Battery High-Voltage
Yes =
REPLACE the flow-thru
Lockout and Diagnostic Tool to the traction battery high-voltage two-pin
fan.
C3994M.
No =
GO to A8.
WARNING: The traction battery contains high-voltage
components and wiring. High-voltage insulated safety gloves and face
shield must be worn when carrying out the following steps. Failure to
follow this warning may result in severe personal injury or death.
•
Connect Traction Battery Low-Voltage Service Cord to traction battery
support tray in-line C1939F and in-line C1939M.
•
Connect Traction Battery High-Voltage Service Cord to traction battery
support tray in-line C1935F and in-line C1935M.
•
With key OFF, disconnect flow-thru fan C1802.
•
Enter BCM active command mode BCM PACKETED COMMANDS and
set active command FAN FL to ENABLE.
•
Measure the voltage between pin 2 (O/LB wire) and pin 1 (BK wire) on
flow-thru fan C1802.
•
Is the voltage greater than 10 volts?
A8 CHECK GROUND TO FLOW-THRU FAN
•
With key OFF, measure the resistance between pin 1 (BK wire) on
Yes =
GO to A9.
flow-thru fan C1802 and ground (BCM case).
•
Is the resistance less than 5 ohms?
No =
REPAIR the BK wire.
A9 CHECK POWER TO FLOW-THRU FAN RELAY
•
Disconnect flow-thru fan relay C1983 and measure the voltage between
Yes =
GO to A10.
pin 86 (Y/BK wire), pin 87 (Y/BK wire) on flow-thru fan relay C1983
and ground.
•
Are the voltages greater than 10 volts?
No =
REPAIR the Y/BK wire(s).
A10 CHECK FLOW-THRU FAN RELAY
•
Connect 12-volts to pin 86 and ground to pin 85 on the flow-thru fan
Yes =
GO to A11.
relay.
•
Measure the resistance between pins 30 and 87 on the flow-thru fan
No =
REPLACE the flow-thru fan
relay.
relay.
•
Is the resistance less than 5 ohms?
A11 CHECK CIRCUITS 3850 (LG/P) AND 3395 (O/LB) FOR OPEN(S)
(Continued)
414-03B-66
414-03B-66
High Voltage/Traction Battery — Nickel Metal Hydride
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST A: DTC B2513 BLOWER (FAN) CIRCUIT FAILURE
TEST STEP
ACTION TO TAKE
•
Connect BOB to BCM C1986, C1987 using the BCM/TIM BOB Adapter Yes =
REPLACE the BCM.
Cable and Overlay; leave the BCM disconnected.
•
With key OFF, measure the resistance of the LG/P wire between pin 85
No =
REPAIR the wire(s) in
on flow-thru fan relay C1983 and BOB pin B23.
question.
•
With key OFF, measure the resistance of the O/LB wire between pin 30
on flow-thru fan relay C1983 and pin 2 on flow-thru fan C1802.
•
Are the resistances less than 5 ohms?
A12 CHECK FAN FEEDBACK SIGNAL TO BCM
•
Remove the traction battery and connect Traction Battery High-Voltage
Yes =
System OK. CHECK wiring
Lockout and Diagnostic Tool to the traction battery high-voltage two-pin
for intermittent connections.
C3994M.
No =
If voltage is less than 1 volt,
WARNING: The traction battery contains high-voltage
GO to A13.
components and wiring. High-voltage insulated safety gloves and face
shield must be worn when carrying out the following steps. Failure to
follow this warning may result in severe personal injury or death.
•
Connect Traction Battery Low-Voltage Service Cord to traction battery
support tray in-line C1939F and in-line C1939M.
•
Connect Traction Battery High-Voltage Service Cord to traction battery
If voltage is greater than 4
support tray in-line C1935F and in-line C1935M.
volts, REPLACE the BCM.
•
Connect BOB to BCM and BCM C1986, C1987 using the BCM/TIM
BOB Adapter Cable and Overlay.
•
Enter BCM active command mode BCM PACKETED COMMANDS, set
active command FAN FL to ENABLE, and measure the voltage
between BOB pin B6 and ground (BOB pin A33).
•
Is the voltage between 2.75 and 3.75 volts?
A13 CHECK CIRCUIT 3851 (Y/R) FOR OPEN
•
With key OFF, measure the resistance of the Y/R wire between pin 3 on
Yes =
GO to A14.
flow-thru fan C1802 and BOB pin B6.
•
Is the resistance less than 5 ohms?
No =
REPAIR the Y/R wire.
A14 CHECK CIRCUIT 3851 (Y/R) FOR SHORT TO GROUND
•
With key OFF, disconnect BOB from BCM; leave BOB connected to
Yes =
REPLACE the flow-thru
BCM C1986, C1987.
fan.
•
With key OFF, measure the resistance between BOB pin B6 and ground
No =
REPAIR the Y/R wire.
(BOB pin A33).
•
Is the resistance greater than 10,000 ohms?
A15 CHECK RECIRCULATION FAN POWER STATUS
NOTE: If an emergency power off (EPO) condition occurs, the fan power
Yes =
GO to A16.
will be disabled. If interface adapter assembly (IAA) module DTC B2517
Emergency Power Off System Faulted occurred, carry out the appropriate
diagnostic procedures before carrying out this test step. Refer to the IAA
Module DTC Index in Section 100-07.
•
Enter BCM active command mode BCM PACKETED COMMANDS,
monitor BCM PID FAN RE, and set active command FAN RE to
ENABLE.
•
Does the FAN RE PID indicate ENABLE?
No =
REPLACE the BCM.
A16 CHECK RECIRCULATION FAN FEEDBACK STATUS
NOTE: Wait two minutes for the recirculation fan to reach full speed. The
vehicle may need to be lifted on a hoist to hear the recirculation fan
operate.
•
Enter BCM active command mode BCM PACKETED COMMANDS,
monitor BCM PID FANFDBK, and set active command FAN RE to
ENABLE.
(Continued)
414-03B-67
414-03B-67
High Voltage/Traction Battery — Nickel Metal Hydride
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST A: DTC B2513 BLOWER (FAN) CIRCUIT FAILURE
TEST STEP
ACTION TO TAKE
•
Does the FANFDBK PID indicate ENABLE?
No =
If fan operates, GO to A23.
If fan does not operate, GO
to A18.
A17 CHECK CIRCUIT 3605 (DB/W) FOR SHORT TO POWER
•
Remove the traction battery and connect Traction Battery High-Voltage
Yes =
REPAIR the DB/W wire.
Lockout and Diagnostic Tool to the traction battery high-voltage two-pin
C3994M.
No =
REPLACE the recirculation
WARNING: The traction battery contains high-voltage
fan.
components and wiring. High-voltage insulated safety gloves and face
shield must be worn when carrying out the following steps. Failure to
follow this warning may result in severe personal injury or death.
•
Connect Traction Battery Low-Voltage Service Cord to traction battery
support tray in-line C1939F and in-line C1939M.
•
Connect Traction Battery High-Voltage Service Cord to traction battery
support tray in-line C1935F and in-line C1935M.
•
With key OFF, disconnect recirculation fan C1801.
•
With key ON, measure the voltage between BOB pin A28 and ground
(BOB pin A33).
•
Is the voltage greater than 10 volts?
A18 CHECK POWER TO RECIRCULATION FAN
•
Remove the traction battery and connect Traction Battery High-Voltage
Yes =
REPLACE the recirculation
Lockout and Diagnostic Tool to the traction battery high-voltage two-pin
fan.
C3994M.
No =
GO to A19.
WARNING: The traction battery contains high-voltage
components and wiring. High-voltage insulated safety gloves and face
shield must be worn when carrying out the following steps. Failure to
follow this warning may result in severe personal injury or death.
•
Connect Traction Battery Low-Voltage Service Cord to traction battery
support tray in-line C1939F and in-line C1939M.
•
Connect Traction Battery High-Voltage Service Cord to traction battery
support tray in-line C1935F and in-line C1935M.
•
Connect BOB to BCM and BCM C1986, C1987 using the BCM/TIM
BOB Adapter Cable and Overlay.
•
With key OFF, disconnect recirculation fan C1801.
•
Enter BCM active command mode BCM PACKETED COMMANDS and
set active command FAN RE to ENABLE.
•
Measure the voltage between pin 2 (Y/LG wire) and pin 1 (BK wire) on
recirculation fan C1801.
•
Is the voltage greater than 10 volts?
A19 CHECK GROUND TO RECIRCULATION FAN
•
With key OFF, measure the resistance between pin 1 (BK wire) on
Yes =
GO to A20.
recirculation fan C1801 and ground (BCM case).
•
Is the resistance less than 5 ohms?
No =
REPAIR the BK wire.
A20 CHECK POWER TO RECIRCULATION FAN RELAY
•
Disconnect recirculation fan relay C2038 and measure the voltage
Yes =
GO to A21.
between pin 86 (Y/BK wire), pin 87 (Y/BK wire) on recirculation fan
relay C2038 and ground.
•
Are the voltages greater than 10 volts?
No =
REPAIR the Y/BK wire(s).
A21 CHECK RECIRCULATION FAN RELAY
•
Connect 12-volts to pin 86 and ground to pin 85 on the recirculation fan
Yes =
relay.
(Continued)
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