206-07-7
206-07-7
Power Brake Actuation
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST C: VACUUM PUMP CYCLES ON AND OFF WITHOUT BRAKE PEDAL OR CLIMATE
CONTROL ACTIVATION (VACUUM SYSTEM LEAK TEST)
TEST STEP
ACTION TO TAKE
C1 CHECK SYSTEM FOR VACUUM LEAKS
•
Retrieve diagnostic trouble codes (DTCs) from the interface adapter
Yes =
assembly (IAA) module.
•
Does DTC C1777 Vacuum Pressure Circuit Failure occur?
No =
GO to C2.
C2 CHECK VACUUM LINE TO VACUUM LINE JOINT
CONNECTION
•
With key ON, disconnect the vacuum line joint connection between the
Yes =
RECONNECT the vacuum
vacuum tee assembly and climate control vacuum reservoir and plug the
line joint connection. GO to
vacuum line leading to the vacuum tee assembly.
C3.
•
Monitor the IAA module PID VACPRES for change in vacuum pressure
No =
RECONNECT the vacuum
after the vacuum pump shuts off.
line joint connection. GO to
•
Does the vacuum level remain constant?
C4.
C3 CHECK VACUUM LINE BETWEEN CLIMATE CONTROL
VACUUM RESERVOIR AND VACUUM LINE JOINT CONNECTION
•
With key ON, disconnect the vacuum line to the climate control vacuum
Yes =
PERFORM Climate Control
reservoir and plug the vacuum line.
Vacuum System Leak Test.
REFER to
•
Monitor the IAA module PID VACPRES for change in vacuum pressure
No =
REPLACE the vacuum line
after the vacuum pump shuts off.
between the climate control
•
Does the vacuum level remain constant?
vacuum reservoir and
vacuum line joint
connection.
C4 CHECK VACUUM LINE BETWEEN VACUUM LINE JOINT
CONNECTION AND VACUUM TEE ASSEMBLY
•
With key ON, disconnect the vacuum line leading to the vacuum line
Yes =
RECONNECT the vacuum
joint connection from the vacuum tee assembly and plug the vacuum tee
line. GO to C5.
assembly.
•
Monitor the IAA module PID VACPRES for change in vacuum pressure
No =
REPLACE the vacuum line
after the vacuum pump shuts off.
between the vacuum line
•
Does the vacuum level remain constant?
joint connector and vacuum
tee assembly.
C5 CHECK BRAKE BOOSTER
•
With key ON, remove the check valve from the brake booster and plug
Yes =
REPLACE the brake
the check valve.
booster. REFER to Section
206-07 of the 2001 Ranger
Workshop Manual.
•
Monitor the IAA module PID VACPRES for change in vacuum pressure
No =
GO to C6.
after the vacuum pump shuts off.
•
Does the vacuum level remain constant?
C6 CHECK BRAKE BOOSTER CHECK VALVE
•
With key ON, remove the check valve from the vacuum hose and plug
Yes =
REPLACE the brake booster
the hose.
check valve.
•
Monitor the IAA PID module VACPRES for change in vacuum pressure
No =
GO to C7.
after the vacuum pump shuts off.
•
Does the vacuum level remain constant?
C7 CHECK VACUUM TEE ASSEMBLY
•
With key ON, remove the brake booster vacuum hose from the vacuum
Yes =
REPLACE the brake booster
tee assembly and plug the vacuum tee fitting.
vacuum hose.
•
Monitor the IAA module PID VACPRES for change in vacuum pressure
No =
REPLACE the vacuum tee
after the vacuum pump shuts off.
assembly. REFER to the
•
Does the vacuum level remain constant?
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...