Dodge Ram Truck 1500-2500-3500. Manual - part 599
MIC-WASH-BEAM INPUT CIRCUIT SHORTED (CONTINUED)
For the Wiper Washer system circuit diagram (Refer to 8 - ELECTRICAL/WIPERS/WASHERS - SCHEMATICS AND
DIAGRAMS).
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
With the ignition on.
•
Set Condition:
The Instrument Cluster detects less than 0.05 volts on the Wash/Beam Select Switch Feed circuit.
Possible Causes
MULTI- FUNCTION SWITCH
INSTRUMENT CLUSTER
(G194) WASH/BEAM SELECT SWITCH FEED CIRCUIT SHORT TO GROUND
1.
INTERMITTENT CONDITION
Turn the ignition on.
With the DRBIII
T
, clear all MIC DTC’s.
Turn the Wipers on.
With the DRBIII
T
, read the DTC information.
Does the DRBIII
T
read: Wash-Beam Input Cir-
cuit Shorted?
Yes
>> Go To 2
No
>> The condition that caused the symptom
is currently not present. Inspect the
related wiring for a possible intermittent
condition. Look for any chafed, pierced,
pinched, or partially broken wires.
Perform BODY VERIFICATION TEST -
VER 1.
2.
MULTI- FUNCTION SWITCH
Turn the ignition off.
Disconnect the Multi- Function Switch harness connector.
Turn the ignition on.
With the DRBIII
T
in Sensors, read the Wash - Beam SW Volts.
Does the DRBIII
T
display more than 4.5 volts?
Yes
>> Replace the Multi- Function Switch in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
>> Go To 3
8R - 36
WIPERS/WASHERS - ELECTRICAL DIAGNOSTICS
DR/DH