414-02-3
414-02-3
Auxiliary Battery Charging
DIAGNOSIS AND TESTING (Continued)
•
DTC B1318 Battery Voltage - Low
•
DTC C1775 DC/DC Converter Failure
— The interface adapter assembly (IAA) module
— The interface adapter assembly (IAA) module
monitors the auxiliary battery voltage at pins
monitors the auxiliary battery voltage at pins
75, 76 (hot at all times). If the auxiliary
75, 76 (hot at all times). If the IAA module
battery voltage decreases below 10 volts, the
senses the auxiliary battery voltage is too high
IAA module generates DTC B1318 and enters
for more than 250 milliseconds, it will begin
a limited operating mode where it will
to isolate the reason for the increase. This
attempt to close the auxiliary contactor relay
strategy may include up to five attempts to
and reenable the direct current to direct
enable the direct current to direct current
current (DC/DC) converter. If the auxiliary
(DC/DC) converter at 30-second intervals. The
contactor relay is already closed and the
IAA module may also open the auxiliary
DC/DC converter is already enabled, they will
contactor relay. If the IAA module suspects
remain so. As the auxiliary voltage continues
the DC/DC converter is supporting the
to decrease, the IAA module will continue to
auxiliary battery voltage too high (more than
try to run the DC/DC converter as long as
16.5 volts) when commanded off, DTC C1775
possible. The vacuum system will remain
is generated. The IAA module also generates
active until the auxiliary battery voltage drops
DTC C1775 when the auxiliary battery voltage
below 9 volts. The IAA module will shut
decreases below 11.5 volts and the DC/DC
down below 9 volts.
converter is not indicating an overcurrent
(current limit) condition.
Electrical Schematic
Refer to Electrical and Vacuum Troubleshooting
Manual, Cell 12, Auxiliary Battery Charging
System and Cell 13, Power Distribution (High
Voltage) for schematic and connector information.
Inspection and Verification
Refer to
Symptom Chart
Symptom Chart
Condition
Possible Sources
Action
•
DTC B1317 Battery Voltage -
•
Circuit(s).
•
GO to Pinpoint Test A.
High
•
Auxiliary battery temperature
sensor.
•
Direct current to direct
current (DC/DC) converter.
•
DTC B1318 Battery Voltage -
•
Circuit(s).
•
GO to Pinpoint Test B.
Low
•
Auxiliary battery temperature
sensor.
•
Direct current to direct
current (DC/DC) converter.
2001 Ranger EV, 01/2001
Summary of Contents for 2001 Ranger
Page 28: ......
Page 138: ...206 04 7 206 04 7 Rear Disc Brake REMOVAL AND INSTALLATION Continued 2001 Ranger EV 01 2001...
Page 820: ......
Page 821: ......
Page 822: ......
Page 823: ......
Page 828: ...2001 RANGER ELECTRIC VEHICLE 1 4 TABLE OF CONTENTS INDEX...
Page 864: ...2001 RANGER ELECTRIC VEHICLE 11 10 FUSE PANEL CIRCUIT PROTECTION...
Page 866: ...2001 RANGER ELECTRIC VEHICLE 12 2 AUXILIARY BATTERY CHARGING SYSTEM...
Page 900: ...2001 RANGER ELECTRIC VEHICLE 13 34 POWER DISTRIBUTION HIGH VOLTAGE...
Page 906: ...2001 RANGER ELECTRIC VEHICLE 14 6 MULTIPLEX COMMUNICATION NETWORK...
Page 932: ...2001 RANGER ELECTRIC VEHICLE 19 4 TRACTION BATTERY COOLING VENTILATION...
Page 938: ...2001 RANGER ELECTRIC VEHICLE 21 4 CONTACTOR BOX RELAY CONTROL...
Page 944: ...2001 RANGER ELECTRIC VEHICLE 33 2 COOLING SYSTEM...
Page 946: ...2001 RANGER ELECTRIC VEHICLE 37 2 SHIFT LOCK...
Page 950: ...2001 RANGER ELECTRIC VEHICLE 42 4 ANTI LOCK BRAKE SYSTEM ABS...
Page 954: ...2001 RANGER ELECTRIC VEHICLE 44 2 HORN CIGAR LIGHTER...
Page 964: ...2001 RANGER ELECTRIC VEHICLE 53 8 HEATER...
Page 972: ...2001 RANGER ELECTRIC VEHICLE 54 8 AIR CONDITIONER HEATER...
Page 994: ...2001 RANGER ELECTRIC VEHICLE 71 6 INSTRUMENT ILLUMINATION...
Page 1000: ...2001 RANGER ELECTRIC VEHICLE 81 6 INTERVAL WIPER WASHER...
Page 1014: ...2001 RANGER ELECTRIC VEHICLE 90 10 TURN STOP HAZARD LAMPS...
Page 1028: ...2001 RANGER ELECTRIC VEHICLE 124 2 POWER MIRRORS...
Page 1030: ...2001 RANGER ELECTRIC VEHICLE 130 2 RADIO...
Page 1032: ...2001 RANGER ELECTRIC VEHICLE 139 2 VACUUM SYSTEM...
Page 1192: ...2001 RANGER ELECTRIC VEHICLE 151 30 COMPONENT LOCATION VIEWS...