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412-02-13
412-02-13
Heating and Ventilation
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST E: DTC C1776 HEATER SYSTEM FAILURE
TEST STEP
ACTION TO TAKE
E9 CHECK PTC HEATER CORE B CONTROL CIRCUIT FOR
SHORT TO GROUND
•
With key OFF, disconnect BOB from IAA module; leave BOB
Yes =
GO to E10.
connected to IAA module C1945.
•
With key OFF, measure the resistance between BOB pin 34 and ground
No =
REPLACE the IAA module.
(BOB pin 80).
REFER to
•
Is the resistance less than 7,000 ohms?
E10 CHECK CIRCUIT 3261 (PK/Y) FOR SHORT TO GROUND
•
Reconnect the 12-volt auxiliary battery negative cable.
Yes =
REPLACE the PTC
switching module. REFER
to
•
With key OFF, disconnect PTC switching module C1999 and measure
No =
REPAIR the PK/Y wire.
the resistance between BOB pin 34 and ground (BOB pin 80).
•
Is the resistance greater than 10,000 ohms?
E11 CHECK PTC HEATER CORES
•
Disconnect the 12-volt auxiliary battery negative cable.
Yes =
GO to E12.
•
Remove the high-voltage power distribution box (HVPDB) cover.
No =
REPLACE the PTC heater
•
Disconnect PTC switching module high-voltage C1912 and measure the
core.
resistance between the DB wire and DG wire on PTC switching module
C1912M.
•
Measure the resistance between the R wire and W wire on PTC
switching module C1912M.
•
Are the resistances between 65 and 140 ohms?
E12 CHECK HIGH-VOLTAGE POWER TO PTC SWITCHING
MODULE
Yes =
WARNING: The following test steps contain high-voltage
procedures. 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.
•
Disconnect HVPDB PTC switching module high-voltage C1920.
•
Reinstall the HVPDB cover.
No =
GO to E13.
•
Reconnect the 12-volt auxiliary battery negative cable.
•
With key ON, measure the voltage between circuit 3104 (DB wire) and
circuit 3105 (W wire) on HVPDB PTC switching module C1920F.
•
Is the voltage greater than 300 volts?
E13 CHECK HIGH-VOLTAGE FUSE
•
With key OFF, disconnect the 12-volt auxiliary battery negative cable.
Yes =
REPLACE the 25A PTC
HTR fuse. GO to E14.
•
Disconnect high-voltage auxiliary load in-line C1935 on the traction
No =
REPLACE the HVPDB.
battery support tray.
REFER to
•
Disconnect all HVPDB high-voltage connectors.
or
•
Disconnect power steering assembly high-voltage C1895.
•
Measure the resistance of the 25A PTC HTR fuse.
•
Is the resistance greater than 1,000 ohms?
E14 CHECK PTC SWITCHING MODULE FOR SHORT
•
Measure the resistance between circuit 3104 (DB wire) and circuit 3105
Yes =
REPLACE the PTC
(W wire) on HVPDB PTC switching module C1920M.
switching module.
•
Is the resistance less than 30 ohms?
No =
GO to E15.
E15 CHECK HVPDB FOR SHORT
•
Measure the resistance between circuit 3104 (DB wire) and circuit 3105
Yes =
(W wire) on HVPDB PTC switching module C1920F.
(Continued)
2001 Ranger EV, 01/2001
Содержание 2001 Ranger
Страница 28: ......
Страница 138: ...206 04 7 206 04 7 Rear Disc Brake REMOVAL AND INSTALLATION Continued 2001 Ranger EV 01 2001...
Страница 220: ...303 01 15 303 01 15 Basic Motor Transaxle REMOVAL AND INSTALLATION Continued 2001 Ranger EV 01 2001...
Страница 221: ...303 01 16 303 01 16 Basic Motor Transaxle REMOVAL AND INSTALLATION Continued 2001 Ranger EV 01 2001...
Страница 252: ...303 14 9 303 14 9 Electric Motor Management REMOVAL AND INSTALLATION Continued 2001 Ranger EV 01 2001...
Страница 253: ...303 14 10 303 14 10 Electric Motor Management REMOVAL AND INSTALLATION Continued 2001 Ranger EV 01 2001...
Страница 820: ......
Страница 821: ......
Страница 822: ......
Страница 823: ......
Страница 828: ...2001 RANGER ELECTRIC VEHICLE 1 4 TABLE OF CONTENTS INDEX...
Страница 864: ...2001 RANGER ELECTRIC VEHICLE 11 10 FUSE PANEL CIRCUIT PROTECTION...
Страница 866: ...2001 RANGER ELECTRIC VEHICLE 12 2 AUXILIARY BATTERY CHARGING SYSTEM...
Страница 900: ...2001 RANGER ELECTRIC VEHICLE 13 34 POWER DISTRIBUTION HIGH VOLTAGE...
Страница 906: ...2001 RANGER ELECTRIC VEHICLE 14 6 MULTIPLEX COMMUNICATION NETWORK...
Страница 932: ...2001 RANGER ELECTRIC VEHICLE 19 4 TRACTION BATTERY COOLING VENTILATION...
Страница 938: ...2001 RANGER ELECTRIC VEHICLE 21 4 CONTACTOR BOX RELAY CONTROL...
Страница 944: ...2001 RANGER ELECTRIC VEHICLE 33 2 COOLING SYSTEM...
Страница 946: ...2001 RANGER ELECTRIC VEHICLE 37 2 SHIFT LOCK...
Страница 950: ...2001 RANGER ELECTRIC VEHICLE 42 4 ANTI LOCK BRAKE SYSTEM ABS...
Страница 954: ...2001 RANGER ELECTRIC VEHICLE 44 2 HORN CIGAR LIGHTER...
Страница 964: ...2001 RANGER ELECTRIC VEHICLE 53 8 HEATER...
Страница 972: ...2001 RANGER ELECTRIC VEHICLE 54 8 AIR CONDITIONER HEATER...
Страница 994: ...2001 RANGER ELECTRIC VEHICLE 71 6 INSTRUMENT ILLUMINATION...
Страница 1000: ...2001 RANGER ELECTRIC VEHICLE 81 6 INTERVAL WIPER WASHER...
Страница 1014: ...2001 RANGER ELECTRIC VEHICLE 90 10 TURN STOP HAZARD LAMPS...
Страница 1028: ...2001 RANGER ELECTRIC VEHICLE 124 2 POWER MIRRORS...
Страница 1030: ...2001 RANGER ELECTRIC VEHICLE 130 2 RADIO...
Страница 1032: ...2001 RANGER ELECTRIC VEHICLE 139 2 VACUUM SYSTEM...
Страница 1154: ...2001 RANGER ELECTRIC VEHICLE 150 110 CONNECTOR FACES C1985 10B691 1203 BK LB 3759 DG WH LOWER REAR PACK TEMPERATURE SENSOR 4 1 2...
Страница 1192: ...2001 RANGER ELECTRIC VEHICLE 151 30 COMPONENT LOCATION VIEWS...
Страница 1214: ...2001 RANGER ELECTRIC VEHICLE 152 22 NOTES...
Страница 1218: ...2001 RANGER ELECTRIC VEHICLE 153 7 NOTES...