2001 CHRYSLER VOYAGER Service Manual

Page 425 of 4284

CHRYSLER VOYAGER 2001  Service Manual TEST ACTION APPLICABILITY
4Note: Ensure there is PCI Bus communication with other modules on the
vehicle before proceeding. If not, refer to the symptom list from the menu
and repair as necessary.
Dis

Page 426 of 4284

CHRYSLER VOYAGER 2001  Service Manual Symptom:
*NO RESPONSE FROM CABIN HEATER ASSIST - DIESEL ONLY
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE ECM
FUSED B+ CIRCUIT OPEN
GROUND CIRCUIT OPEN
SCI TRANSMIT CIRCUIT OPEN
CABIN HEATER ASSIST

Page 427 of 4284

CHRYSLER VOYAGER 2001  Service Manual TEST ACTION APPLICABILITY
5 If there are no possible causes remaining, view repair. All
Repair
Replace the Cabin Heater Assist in accordance with the service
information.
Perform CABIN HEATER VERIFICA

Page 428 of 4284

CHRYSLER VOYAGER 2001  Service Manual Symptom:
*NO RESPONSE FROM CONTROLLER ANTILOCK BRAKE
POSSIBLE CAUSES
NO RESPONSE FROM CAB
GROUND CIRCUIT OPEN
OPEN FUSED IGNITION SWITCH OUTPUT CIRCUIT
OPEN PCI BUS CIRCUIT
CONTROLLER ANTILOCK BRAKE
T

Page 429 of 4284

CHRYSLER VOYAGER 2001  Service Manual TEST ACTION APPLICABILITY
4Note: Ensure there is PCI Bus communication with other modules on the
vehicle before proceeding. If not, refer to the symptom list from the menu
and repair as necessary.
Dis

Page 430 of 4284

CHRYSLER VOYAGER 2001  Service Manual Symptom:
*NO RESPONSE FROM ECM (PCI BUS) - DIESEL ONLY
POSSIBLE CAUSES
ECM PCI NO RESPONSE
PCI BUS CIRCUIT OPEN
ENGINE CONTROL MODULE
TEST ACTION APPLICABILITY
1 Turn the ignition on.
NOTE: As soon as

Page 431 of 4284

CHRYSLER VOYAGER 2001  Service Manual Symptom:
*NO RESPONSE FROM ECM (SCI ONLY) - DIESEL ONLY
POSSIBLE CAUSES
CHECK ECM POWERS AND GROUNDS
CABIN HEATER ASSIST
SCI TRANSMIT CIRCUIT SHORTED TO VOLTAGE
SCI TRANSMIT CIRCUIT SHORTED TO GROUND

Page 432 of 4284

CHRYSLER VOYAGER 2001  Service Manual TEST ACTION APPLICABILITY
5 Turn the ignition off.
Disconnect the ECM harness connectors.
Disconnect the DRB from the DLC.
Measure the resistance of the SCI Transmit circuit between the ECM connector