Dodge Dakota (R1). Manual — part 57
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Instrument Cluster C2 harness connector.
Disconnect the Transmission Range Sensor harness connector.
Check connectors - Clean/repair as necessary.
Measure the resistance of the Transmission Range Sensor MUX circuit.
Does the resistance measure more than 5.0 ohms?
All
Yes
→
Repair the open in the Transmission Range Sensor MUX circuit.
Perform BODY VERIFICATION TEST - VER 1.
No
→
4
Turn the ignition off.
Disconnect the Transmission Range Sensor harness connector.
Check connectors - Clean/repair as necessary.
Measure the resistance of the Transmission Range Sensor from the 5 Volt Supply
circuit pin to the MUX circuit pin.
The Transmission Range Sensor resistance values for each shift lever position:
Park - 522.2 ohms
Reverse - 206.2 ohms
Neutral - 108.6 ohms
Drive - 59.9 ohms
Second - 31.9 ohms
Low - 13.7 ohms
Park/Neutral Position Switch Sense pin to the transmission case - Less than 5.0
ohms
NOTE: All resistance measurements should be within ±2.0 ohms.
Does the Transmission Range Sensor measure the correct resistance value for each
position?
All
Yes
→
Replace the Instrument Cluster in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Replace theTransmission Range Sensor in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
225
INSTRUMENT CLUSTER
PRNDL SWITCH CIRCUIT OPEN —
Continued
Symptom:
PRNDL SWITCH CIRCUIT SHORTED
When Monitored and Set Condition:
PRNDL SWITCH CIRCUIT SHORTED
When Monitored:
With the ignition on.
Set Condition:
The Instrument Cluster detects the fault after the second consecutive
ignition cycle of greater than 3 (three) seconds.
POSSIBLE CAUSES
INTERMITTENT CONDITION
PRNDL SWITCH CIRCUIT SHORTED
TRANSMISSION RANGE SENSOR
INSTRUMENT CLUSTER
TEST
ACTION
APPLICABILITY
1
Turn on the ignition.
With the DRBIII
t, erase DTCs.
Cycle the ignition to the off position and the to the on position.
With the DRBIII
t, select Body, Electro/Mech Cluster, read DTCs.
Does the DRBIII
t display PRNDL Switch Circuit Shorted?
All
Yes
→
No
→
The conditions are not present at this time. Monitor DRBIII
t
parameters while wiggling the related wire harness. refer to any
Technical Service Bullentins (TSB) that may apply. Visually
inspect the related wire harnes and connectors terminals.
2
Turn the ignition off.
Disconnect the Instrument Cluster C1 and C2 harness connectors.
Disconnect the Transmission Range Sensor harness connector.
Check connectors - Clean/repair as necessary.
Measure the resistance of the Transmission Range Sensor MUX circuit and the 5 Volt
Supply circuit to ground.
Does the resistance of either circuit measure below 5.0 ohms?
All
Yes
→
Repair the short in the PRNDL switch circuit.
Perform BODY VERIFICATION TEST - VER 1.
No
→
226
INSTRUMENT CLUSTER
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Transmission Range Sensor harness connector.
Check connectors - Clean/repair as necessary.
Measure the resistance of the Sensor 5 Volt Supply circuit pin to the Sensor MUX
circuit pin.
The resistance for each Transmission Range Sensor position:
Park - 522.2 ohms
Reverse - 206.2 ohms
Neutral - 108.6 ohms
Drive - 59.9 ohms
Second - 31.9 ohms
Low - 13.7 ohms
The resistance from the Park/Neutral Position Switch Sense pin to the transmission
case while in Park or Neutral - Less than 5.0 ohms
NOTE: All resistance measurements should be within ±2.0 ohms.
Is the measured resistance correct for each position?
All
Yes
→
Replace the Instrument Cluster in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Replace the Transmission Range Sensor in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
227
INSTRUMENT CLUSTER
PRNDL SWITCH CIRCUIT SHORTED —
Continued
Symptom:
*ALL GAUGES NOT OPERATING
POSSIBLE CAUSES
*NO RESPONSE - PCI BUS
*NO RESPONSE - PCI BUS INSTRUMENT CLUSTER
*NO RESPONSE - PCI BUS POWERTRAIN CONTROL MODULE
*FUSED IGNITION SWITCH OUTPUT CIRCUIT SHORT TO GROUND
*GROUND CIRCUIT OPEN
*FUSED B+ IGNITION SWITCH OUTPUT CIRCUIT OPEN
*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 symptom.
2
Turn the ignition on.
With the DRBIII
t, select Body, MIC, 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 RE-
SPONSE FROM THE POWERTRAIN CONTROL MODULE.
No
→
4
Turn the ignition off.
Remove and inspect the #14 Fuse in the Junction Block.
If the fuse is open, replace with a good fuse and turn the ignition on.
Turn the ignition off.
Remove and inspect the #14 Fuse in the Junction Block.
Is the fuse open?
All
Yes
→
Repair the short to ground in the Fused Igniton Switch Output
circuit.
Perform BODY VERIFICATION TEST - VER 1.
No
→
228
INSTRUMENT CLUSTER
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