Dodge ZB 2005 Service Manual page 361

8R - 4 WIPERS/WASHERS
WIPERS/WASHERS (Continued)
(2) Check for crossed wires in harness connector
from wiper switch to motor.
(3) If OK, replace wiper switch.
WIPERS WILL OPERATE CONTINUOUSLY WITH
THE SWITCH IN THE INTERMITTENT POSITION -
WHEN WIPER SWITCH IS TURNED OFF, WIPERS
STOP WHEREVER THEY ARE WITHOUT
RETURNING TO PARK POSITION.
(1) Check at terminal 1 of the motor for a good
ground.
(2) Turn ignition switch OFF. Disconnect the wiper
switch harness connector. Using an ohmmeter with
the motor in the park position, check for continuity
between terminal 2 of the wiper switch harness con-
nector (Fig. 4) and terminal 1 of the motor. If conti-
nuity, replace wiper switch. If no continuity, repair
wiring as necessary.
WIPERS DO NOT OPERATE WHEN WASHER
MOTOR IS ENGAGED (PULSE WIPE) OR WIPERS
DO OPERATE IN INTERMITTENT POSITION.
Check for a good ground at terminal 1 of the motor
and at wiper switch terminal 2. If OK, replace wiper
switch. If not OK, repair wiring as necessary.
CONDITION
PUMP RUNS NO FLUID
FLOWING.
SYSTEM OPERATES
INTERMITTENTLY.
SYSTEM OUTPUT IS
LOW.
WASHER SYSTEM DIAGNOSIS
POSSIBLE CAUSE
1. NO FLUID IN THE
RESERVOIR.
2. NOZZLE PLUGGED
OR FROZEN.
3. BROKEN, LOOSE OR
PINCHED HOSE.
4. FAULTY PUMP.
1. LOOSE WIRE CON-
NECTION.
2. FAULTY SWITCH.
1. PINCHED HOSE.
2. HOSE BLOCKED.
Fig. 4 WINDSHIELD WIPER SWITCH HARNESS
CONNECTOR
WASHER SYSTEM DIAGNOSIS
Whenever a windshield washer malfunction occurs,
first verify that the washer pump wire harness is
properly connected to all connectors before starting
normal diagnosis and repair procedures. Refer to the
WASHER SYSTEM DIAGNOSIS table.
CORRECTION
1. FILL RESERVOIR.
2. THAW AND CHECK FLOW IF BLOCKED
3. CHECK FLOW THROUGH HOSE CONNECTIONS.
4. APPLY BATTERY VOLTAGE TO MOTOR TERMI-
NALS, REPLACE IF PUMP DOES NOT RUN.
1. CHECK WIRE CONNECTIONS.
2. DISCONNECT WIRE HARNESS USE VOLTMETER
TO CHECK SWITCH.
1. CHECK FLOW THROUGH HOSE CONNECTION.
2. DISCONNECT HOSE AT NOZZLE AND Y CON-
NECTOR CHECK FOR FLOW. REPLACE AS NEC-
ESSARY.
ZB