Power Window System Diagnosis - Dodge D150 1990 Service Manual

8S - 2 POWER WINDOWS
POWER WINDOW SYSTEM DIAGNOSIS
SYSTEM OPERATES
BUT GLASS
TRAVEL IS COCKED
OR INCOMPLETE
SYSTEM
DOES NOT
OPERATE
MANUALLY
CHECK TRAVEL
OF GLASS
i
SYSTEM
OPERATES
CORRECTLY
CHECK FOR
12 VOLTS AT
MOTOR
TERMINAL
1
CHECK FOR
12 VOLTS AT
MOTOR
TERMINAL
NO VOLTAGE
CHECK WIRING
AND/OR SWITCHES
CHECK FOR
12 VOLTS AT
MOTOR
TERMINAL
NO VOLTAGE
CHECK WIRING
AND/OR SWITCHES
1
NO VOLTAGE
CHECK WIRING
AND/OR SWITCHES
GLASS TRAVEL
OKAY
REMOVE MOTOR
FROM REGULATOR
ASSEMBLY
i
VOLTAGE OKAY
REMOVE
REGULATOR
FROM DOOR
REPLACE
ARM & SECTOR
PORTION OF
REGULATOR
i
GLASS MOVES
FREELY
CHECK FOR
BINDING OF GLASS
GUIDANCE SYSTEM
©
2 ) BENCH TEST
REGULATOR
ASSEMBLY
REASSEMBLE
REGULATOR
i
REINSTALL
REGULATOR
INTO DOOR
L
i
IF PROBLEM
STILL EXISTS
CORRECT GLASS
GUIDANCE
PROBLEM
•COUNTERBALANCE SPRING
MUST BE REMOVED BEFORE
REMOVING MOTOR FROM
REGULATOR. IF NOT,
INJURY MAY RESULT
RP922
REMOVE
MOTOR FROM
REGULATOR*
i
SYSTEM BINDING
CORRECT
BINDING
CONDITION
REGULATOR
OPERATES
CORRECTLY
REGULATOR
DOES NOT
OPERATE
i
REINSTALL
REGULATOR
INTO DOOR
CHECK
ARM & SECTOR
ASSEMBLY FOR
FREE MOVEMENT,
MISSING AND/OR
DAMAGED
GEAR TEETH,
MISSING OR DAMAGED
ROLLER,
OR BENT ARM
ANY OF THESE
CONDITIONS EXIST
REPLACE
ARM & SECTOR
ASSEMBLY
APPLY VOLTAGE TO
MOTOR AND CHECK
FOR PINION
ROTATION
PINION DOES NOT
ROTATE
REMOVE GEAR & PINION
AND EXAMINE FOR
MISSING AND/OR
DAMAGED GEAR TEETH
APPLY VOLTAGE TO
MOTOR AND CHECK
FOR PINION
ROTATION
PINION DOES NOT
ROTATE
REMOVE GEAR & PINION
AND EXAMINE FOR
MISSING AND/OR
DAMAGED GEAR TEETH
PINION DOES NOT
ROTATE
REMOVE GEAR & PINION
AND EXAMINE FOR
MISSING AND/OR
DAMAGED GEAR TEETH
GEAR & PINION
ASSEMBLY
TEETH CHECK
OKAY
i
GEAR & PINION
ASSEMBLY
TEETH CHECK
OKAY
t *~
GEAR & PINION
ASSEMBLY
TEETH CHECK
OKAY
MISSING AND/OR
DAMAGED GEAR TEETH
REPLACE
GEAR & PINION
ASSEMBLY
GEAR & PINION
ASSEMBLY
TEETH CHECK
OKAY
MISSING AND/OR
DAMAGED GEAR TEETH
REPLACE
GEAR & PINION
ASSEMBLY
MISSING AND/OR
DAMAGED GEAR TEETH
REPLACE
GEAR & PINION
ASSEMBLY
ARMATURE SHAFT
NONE OF THESE
CONDITIONS EXIST
PINION ROTATES
CORRECTLY
REASSEMBLE
REGULATOR AND
INSTALL INTO DOOR
REASSEMBLE
REGULATOR
ASSEMBLY
REPLACE MOTOR
WITH
GEAR & PINION
REMOVED
APPLY VOLTAGE TO
MOTOR TERMINAL
AND CHECK FOR
ARMATURE
SHAFT ROTATION
I
ARMATURE SHAFT
- ROTATES
CORRECTLY