Dodge Dakota (R1). Manual — part 58
TEST
ACTION
APPLICABILITY
5
Turn the ignition off.
Disconnect the Instrument Cluster C1 harness connector.
Check connectors - Clean/repair as necessary.
Using a 12-volt test light connected to 12-volts, check the ground circuit.
Does the test light illuminate brightly?
All
Yes
→
No
→
Repair the open in the Instrument Cluster Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
6
Turn the ignition off.
Disconnect the Instrument Cluster C1 harness connector.
Check connectors - Clean/repair as necessary.
Turn the ignition on.
NOTE: Ensure the battery is fully charged.
Measure the voltage of the Fused B+ Ignition Switch Output circuit in the
Instrument Cluster C1 harness connector.
Is the voltage above 10.5 volts?
All
Yes
→
Replace the Instrument Cluster in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Repair the open in the Fused B+ Ignition Switch Output circuit.
Perform BODY VERIFICATION TEST - VER 1.
229
INSTRUMENT CLUSTER
*ALL GAUGES NOT OPERATING —
Continued
Symptom:
*ANY HARDWIRED CLUSTER INDICATOR INOPERATIVE
POSSIBLE CAUSES
*INOPERATIVE INDICATOR
*INDICATOR CIRCUIT FAULT
*INSTRUMENT CLUSTER
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Remove the Instrument Cluster.
Check connectors - Clean/repair as necessary.
NOTE: Refer to the Wiring Diagrams to properly determine if the signal for
the indicator in question is hard wired to the Instrument Cluster or
transmitted on the PCI Bus.
NOTE: Certain indicators are LED’s and are not serviceable. If an LED is
found to be inoperative, the Instrument Cluster must be replaced.
Remove and inspect the inoperative indicator bulb.
Is the indicator bulb open?
All
Yes
→
Replace the bulb.
Perform BODY VERIFICATION TEST - VER 1.
No
→
2
Turn the ignition off.
NOTE: The Instrument Cluster has several hardwired inputs direct to
certain indicators. these inputs either provide ground or power to the
indicator.
NOTE: Certain indicators are LED’s and are not serviceable. If an LED is
found to be inoperative, the Instrument Cluster must be replaced.
Remove the Instrument Cluster.
Check connectors - Clean/repair as necessary.
Check for ground or power at the appropriate Instrument Cluster harness connector
terminal relating to the inoperative indicator.
If necessary, turn the ignition on.
Is the correct ground or power present?
All
Yes
→
Replace the Instrument Cluster in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Refer to the appropriate service information (Wiring Diagrams)
for the related symptom(s).
230
INSTRUMENT CLUSTER
Symptom:
*ANY PCI BUS CLUSTER INDICATOR INOPERATIVE
POSSIBLE CAUSES
*NO RESPONSE - PCI BUS
*NO RESPONSE - PCI BUS INSTRUMENT CLUSTER
*NO RESPONSE - POWERTRAIN CONTROL MODULE
*INSTRUMENT CLUSTER SELF TEST
*INSTRUMENT CLUSTER
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, select System Monitors, then J1850 Module Scan.
Does the DRBIII
t display MIC PRESENT on the BUS?
All
Yes
→
No
→
Refer to the COMMUNICATION category and perform the ap-
propriate sysmptom.
2
Turn the ignition on.
With the DRBIII
t, select Body, MIC, then MODULE DISPLAY.
Does the DRBIII
t display NO RESPONSE from MIC?
All
Yes
→
Refer to the symptom list for problems related to *NO RE-
SPONSE FROM THE INSTRUMENT CLUSTER
No
→
3
Turn the ignition on.
With the DRBIII
t, select Body, MIC, SYSTEM TESTS, PCM MONITOR.
Does the DRBIII
t display PCM INACTIVE on the BUS?
All
Yes
→
Refer to the symptom list for problems related to *NO SRE-
SPONSE FROM THE POWERTRAIN CONTROL MODULE
No
→
4
NOTE: Diagnose and repair any PCM DTCs before proceeding with this test.
Perform the Instrument Cluster self-test by depressing the Odometer trip/reset stalk
while cycling the ignition from the off to the on position.
When the Odometer displays CHEC, start the self-test by releasing the trip/reset
stalk.
Observe the indicator in question during the self-test.
Did the indicator illuminate?
All
Yes
→
Refer to the appropriate Service Information category to diagnose
the related system.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Replace the Instrument Cluster in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
231
INSTRUMENT CLUSTER
Symptom:
*INSTRUMENT CLUSTER DIMMING INOPERATIVE
POSSIBLE CAUSES
*FUSED PANEL LAMPS DIMMER SWITCH SIGNAL CIRCUIT SHORT TO GROUND
*PANEL DIMMER SWITCH OUTPUT CIRCUIT OPEN
*FUSED PANEL LAMPS DIMMER SWITCH SIGNAL CIRCUIT OPEN
*INSTRUMENT CLUSTER GROUND CIRCUIT OPEN
*INSTRUMENT CLUSTER
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Inspect the #9 Fuse in the Junction Block.
If the fuse is open, replace with a good fuse and turn the ignition on.
Turn the ignition off.
Inspect the #9 Fuse in the Junction Block.
Is the fuse open?
All
Yes
→
Refer to Wiring Diagrams for information to repair the short to
ground in the Fused Panel Lamps Dimmer Switch Signal circuit.
No
→
2
NOTE: Ensure the battery is fully charged.
Turn the Park Lamps on.
Adjust the Panel Lamps Dimmer Switch to the brightest position.
Using a 12-volt test light connected to ground, check the Headlamp Dimmer Switch
Output circuit at the #9 Fuse in the Junction Block.
Does the test light illuminate brightly?
All
Yes
→
No
→
Repair the open in the Panel Dimmer Switch Output circuit.
Perform BODY VERIFICATION TEST - VER 1.
3
Turn the ignition off.
Disconnect the Instrument Cluster C2 harness connector.
Check connectors - Clean/repair as necessary.
Turn the Park Lamps on.
Adjust the Panel Lamps Dimmer Switch to the brightest position.
Using a 12-volt test light connected to ground, check the Fused Panel Lamps Dimmer
Switch Signal circuit
Does the test light illuminate brightly?
All
Yes
→
No
→
Repair the open in the Fused Panel Lamps Dimmer Switch Signal
circuit.
Perform BODY VERIFICATION TEST - VER 1.
232
INSTRUMENT CLUSTER
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