fuse box CHRYSLER VOYAGER 2000 Diagnostic Manual

Symptom:
*(NO RESPONSE(CONDITION
POSSIBLE CAUSES
IGNITION NOT ON
DIAGNOSTIC READ-OUT BOX ADAPTER CABLE DEFECTIVE
FUEL PUMP DEFECTIVE
FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
PCM GROUNDS OPEN
FUEL PUMP RELAY OUT CKT INTERMITTENT SHORT TO GRND
FUEL PUMP RELAY OUTPUT CIRCUIT SHORT TO GROUND
SCI RECEIVE CIRCUIT OPEN
SCI RECEIVE CIRCUIT SHORT TO GROUND
SCI TRANSMIT CIRCUIT OPEN
SCI TRANSMIT CIRCUIT SHORTED TO GROUND
FUSED B(+) CIRCUIT OPEN BETWEEN FUSE AND BATTERY
DIAGNOSTIC READ-OUT BOX DEFECTIVE
PCM DEFECTIVE (NO RESPONSE)
FUSED B(+) CIRCUIT OPEN BETWEEN FUSE AND PCM
FUSED B(+) CIRCUIT SHORT TO GROUND
TEST ACTION APPLICABILITY
1 Attempt to start vehicle.
Does the vehicle start?All
Ye s®Go To 2
No®Go To 12
2 Was the Ignition on when the ªNo Responseº message was displayed? All
Ye s®Go To 3
No®Turn the ignition on to get a response.
3 Ignition off.
Using an Ohmmeter, measure the DLC ground circuit (terminals 4 and 5) to ground.
Is the resistance below 5.0 ohms for each measurement?All
Ye s®Go To 4
No®Repair the open ground circuit(s).
Perform Powertrain Verification Test VER-1A.
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STARTING
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TEST ACTION APPLICABILITY
9 Ignition Off.
Connect the DRB to a functional Data Link Connector on another vehicle.
Turn the ignition on.
With the DRB, attempt to read trouble codes.
Did the DRB display ªNo Responseº?All
Ye s®Go To 10
No®Replace the initial vehicle's Powertrain Control Module.
Perform Powertrain Verification Test VER-1A.
10 Ignition Off.
Substitute another DRB Adapter Cable.
Ignition on, Engine not running.
With the DRB, attempt to read trouble codes.
Did the DRB display ªNo Responseº?All
Ye s®Go To 11
No®Replace the DRB Adapter Cable.
Perform Powertrain Verification Test VER-1A.
11 If there are no potential causes remaining, the Diagnostic Readout Box is assumed to
be defective.
View repair options.All
Repair
Have the DRB repaired or replaced.
Perform Powertrain Verification Test VER-1A.
12 Ignition Off.
Disconnect the TP Sensor Connector.
Note: Check connector-Clean/repair as necessary.
Turn the ignition on.
With a voltage, measure the Throttle Position Sensor 5±volt Supply circuit.
Is the voltage above 6.0 volts?All
Ye s®Repair the open grounds at the Powertrain Control Module
Cavities 10 and 50.
Perform the Powertrain Verification Test VER-1A
No®Go To 13
13 Ignition Off.
Disconnect the Powertrain Control Module.
Note: Check connector-Clean/repair as necessary.
Turn the ignition on.
With a voltmeter, measure Fused Ignition Switch Output Circuit.
Is the voltage above 10.0 volts?All
Ye s®Go To 14
No®Repair the open Fused Ignition Switch Output Circuit (check
Ignition Switch Fuse in PDC).
Perform Powertrain Verification Test VER-1A.
274
STARTING
*(NO RESPONSE(CONDITION ÐContinued
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TEST ACTION APPLICABILITY
3 Ignition Off
Check Transmission Fluid level and ensure it is clear of any debris.
Is the Transmission Fluid okay?TRANSMISSION -
AUTOMATIC
3-SPD, 31TH
Ye s®Go To 4
No®Repair as necessary.
Perform Powertrain Verification Test VER-5A.
4 Ignition Off
Disconnect the TCC Solenoid connector.
Note: Check connectors - Clean/repair as necessary.
Turn key on.
Use a Voltmeter in the following step.
Using a Voltmeter, measure the Fused Ignition Switch Output Circuit at Solenoid
Connector.
Is the voltage above 10.0 volts?TRANSMISSION -
AUTOMATIC
3-SPD, 31TH
Ye s®Go To 5
No®Repair the open Fused Ignition Switch Output Circuit.
Perform Powertrain Verification Test VER-5A.
5 Ignition Off
Disconnect the TCC Solenoid connector.
Note: Check connectors - Clean/repair as necessary.
With an Ohmmeter, measure across the Solenoid for resistance.
Was resistance between 30.0 and 50.0 ohms?TRANSMISSION -
AUTOMATIC
3-SPD, 31TH
Ye s®Go To 6
No®Replace TCC Solenoid.
Perform Powertrain Verification Test VER-5A.
6 Drive Vehicle
Maintain 50 MPH per DRB. Wait 10 seconds in lockup. Record Engine RPM.
Was engine RPM 2200 +/- 50 RPM?TRANSMISSION -
AUTOMATIC
3-SPD, 31TH
Ye s®Go To 7
No®Inspect Differential, Output Shaft, or Gear Box. Refer to service
instructions for proper diagnosis.
Perform Powertrain Verification Test VER-5A.
7 Ignition Off
Remove VSS.
Note: Check connectors - Clean/repair as necessary.
Inspect sensor and gear for damage, also improper wheel size.
Were any problems found?TRANSMISSION -
AUTOMATIC
3-SPD, 31TH
Ye s®Repair as necessary.
Perform Powertrain Verification Test VER-5A.
No®Test Complete.
303
TRANSMISSION
P-0740 TORQUE CONV CLUTCH, NO RPM DROP AT LOCKUP ÐContinued
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