Dodge Ram. Manual — part 133
TEST
ACTION
APPLICABILITY
4
Ensure the doors are closed.
With the DRBIII
t, read the active DTC’s and the ajar switch states.
Does the DRBIII
t display any closed switches or related DTC’s?
All
Yes
→ Refer to the Symptom List and diagnose the appropriate symptom
in the DOOR AJAR or related category.
Perform VTSS VERIFICATION TEST - 1A.
No
→ Go To 5
5
Turn the ignition on.
With the DRBIII
t, read the Driver Cylinder Lock Switch MUX volts while turning
the key in the driver door lock cylinder.
Did the MUX voltage change from approximately 5.0 volts to 4.0 for lock and 2.4 for
unlock?
All
Yes
→ Replace and program the Instrument Cluster in accordance with
the service information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 6
6
Disconnect the Cylinder Lock Switch connector.
Measure the voltage between Cylinder Lock Switch Mux circuit and ground.
Is the voltage between 4.6 and 5.2 volts?
All
Yes
→ Go To 7
No
→ Go To 8
7
Disconnect the Cylinder Lock Switch connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
Does the test light illuminate brightly?
All
Yes
→ Replace the Cylinder Lock Switch.
Perform VTSS VERIFICATION TEST - 1A.
No
→ Repair the Ground circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
8
Disconnect the Cylinder Lock Switch connector.
Disconnect the Instrument Cluster C2 connector.
Measure the resistance of the Cylinder Lock Switch Mux circuit between the Switch
connector and the Instrument Cluster connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Instrument Cluster.
Perform VTSS VERIFICATION TEST - 1A.
No
→ Repair the Cylinder Lock Switch Mux circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
529
VEHICLE THEFT/SECURITY
*VTSS WILL NOT ARM PROPERLY —
Continued
Symptom:
FCM-WASHER FLUID LEVEL SENSOR CIRCUIT FAILURE
When Monitored and Set Condition:
FCM-WASHER FLUID LEVEL SENSOR CIRCUIT FAILURE
When Monitored:
Continuous with the ignition on.
Set Condition:
The FCM detects the Washer Fluid Level Switch circuit voltage is below
0.05 volts or above 5.0 volts.
POSSIBLE CAUSES
WASHER FLUID LEVEL SWITCH
WASHER FLUID LEVEL SENSOR SIGNAL CIRCUIT OPEN
WASHER FLUID LEVEL SWITCH GROUND CIRCUIT OPEN
WASHER FLUID LEVEL SWITCH SIGNAL CIRCUIT SHORT TO GROUND
FRONT CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Disconnect the Washer Fluid Level Switch harness connector.
Connect a jumper wire between cavity 1 and cavity 2.
With the DRBIII
t, in Sensors, read the Washer Fluid Level Switch Volts.
Does the DRBIII
t read below 1 volt?
All
Yes
→ Replace the Washer Fluid Level Switch in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
Turn the ignition off.
Disconnect the FCM harness connector.
Disconnect the Washer Fluid Level Switch harness connector.
Measure the resistance of the Washer Fluid Level Switch Signal circuit.
Is the resistance above 5.0 ohms?
All
Yes
→ Repair the Washer Fluid Level Sensor Signal circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Turn the ignition off.
Disconnect the FCM harness connector.
Disconnect the Washer Fluid Level Switch harness connector.
Measure the resistance of the Washer Fluid Level Switch Ground circuit.
Is the resistance above 5.0 ohms?
All
Yes
→ Repair the Washer Fluid Level Switch Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
530
WINDSHIELD WIPER & WASHER
TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the FCM harness connector.
Disconnect the Washer Fluid Level Switch harness connector.
Measure the resistance between ground and the Washer Fluid Level Switch Signal
circuit.
Is the resistance below 5.0 ohms?
All
Yes
→ Repair the Washer Fluid Level Switch Signal circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Front Control Module (FCM) in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
531
WINDSHIELD WIPER & WASHER
FCM-WASHER FLUID LEVEL SENSOR CIRCUIT FAILURE —
Continued
Symptom:
FCM-WASHER PUMP OUTPUT CIRCUIT LOW
When Monitored and Set Condition:
FCM-WASHER PUMP OUTPUT CIRCUIT LOW
When Monitored:
With the igntion on.
Set Condition:
The FCM detects less than 0.05 volts on the Washer Pump Motor Control
circuit.
POSSIBLE CAUSES
INTERMITTENT CONDITION
WASHER PUMP MOTOR - FRONT
WASHER PUMP MOTOR CONTROL CIRCUIT SHORT TO GROUND
POWER DISTRIBUTION CENTER
FRONT CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, clear all FCM DTC’s.
Actuate the Wiper Washers.
With the DRBIII
t, read the DTC information.
Does the DRBIII
t read: Washer Pump Output Circuit Low?
All
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
Turn the ignition off.
Disconnect the Washer Pump Motor - Front harness connector.
Turn the ignition on.
With the DRBIII
t, read DTCs.
Does the DRBIII
t display: Washer Pump Output Circuit Open?
All
Yes
→ Replace the Washer Pump Motor - Front in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
532
WINDSHIELD WIPER & WASHER
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст