Chrysler Crossfire. Manual — part 849
9621 MAIN CYLINDER TRAVEL SENSOR (BASE SIDE) (-) CIRCUIT SHORT TO B(+) (CONTINUED)
•
When Monitored: Continuous with the ignition on.
•
Set Condition: When the Power Top Control Module senses a short to B(+) on the Main Cylinder Travel
Sensor (-) circuit.
Possible Causes
TRAVEL SENSOR (-) CIRCUIT SHORT TO B(+)
TRAVEL SENSOR
POWER TOP CONTROL MODULE
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.
Diagnostic Test
1.
Monitor the Main Cylinder Travel Sensor (Base Side)
Turn the ignition on.
The Convertible Top must be up and locked.
With the DRB III
T
, select Sensor Display and monitor the MN CYL
TRVL SEN BAS.
Does the DRB III
T
display the MN CYL TRVL SEN BAS between
70 - 85 Counts?
Yes
>> Go To 3
No
>> Go To 2
2.
Main Cylinder Travel Sensor (Base Side) (-) Short to B(+)
Turn the ignition off.
Disconnect the Power Top Travel Sensor harness connector.
Disconnect the Power Top Control Module C1 harness connector.
Note: Check connectors — Clean/repair as necessary.
Turn the ignition on.
Measure the voltage of the Main Cylinder Travel Sensor (Base Side)
(-) circuit at the Power Top Control Module C1 harness connector.
Is the voltage above 1.0 volt?
Yes
>> Repair the Main Cylinder Travel Sensor (Base Side) (-) cir-
cuit for a short to B(+).
No
>> Replace the Power Top Control Module.(Refer to 8 -
ELECTRICAL/ELECTRONIC
CONTROL
MODULES/
POWER TOP CONTROL MODULE - REMOVAL).
Perform POWER TOP CONTROL MODULE VERIFICA-
TION TEST.
ZH
CONVERTIBLE TOP
23 - 67
9621 MAIN CYLINDER TRAVEL SENSOR (BASE SIDE) (-) CIRCUIT SHORT TO B(+) (CONTINUED)
3.
INTERMITTENT WIRING AND CONNECTORS
The condition that caused this DTC to set is currently not present. Inspect the related wiring harness for a possible
intermittent condition.
Note: Check connectors — Clean/repair as necessary. Poor pin to terminal connections can set DTCs.
Note: Check for any Technical Service Bulletins that may apply.
Using the wiring diagram/schematic as a guide, inspect the wiring and connectors specific to this DTC. Wiggle the
wires while checking for shorts and open circuits.
Were there any problems found?
Yes
>> Repair as necessary.
Perform POWER TOP CONTROL MODULE VERIFICATION TEST.
No
>> The condition that caused this DTC to set is currently not present. Inspect the related wiring harness for
a possible intermittent condition.
23 - 68
CONVERTIBLE TOP
ZH
9622 MAIN CYLINDER TRAVEL SENSOR (BASE SIDE) (+) SHORT CIRCUIT TO B(+)
ZH
CONVERTIBLE TOP
23 - 69
9622 MAIN CYLINDER TRAVEL SENSOR (BASE SIDE) (+) SHORT CIRCUIT TO B(+) (CONTINUED)
•
When Monitored: Continuous with the ignition on.
•
Set Condition: When the Power Top Control Module senses a short to B(+) on the Main Cylinder Travel
Sensor (Base Side) (+) circuit.
Possible Causes
TRAVEL SENSOR (+) CIRCUIT SHORT TO B(+)
TRAVEL SENSOR
POWER TOP CONTROL MODULE
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.
Diagnostic Test
1.
Monitor the Main Cylinder Travel Sensor (Base Side)
Turn the ignition on.
The Convertible Top must be up and locked.
With the DRB III
T
, select Sensor Display and monitor the MN CYL
TRVL SEN BSE.
Does the DRB III
T
display the MN CYL TRVL SEN BSE between
70 - 85 Counts?
Yes
>> Go To 3
No
>> Go To 2
2.
Main Cylinder Travel Sensor (Base Side) (+) Short to B(+)
Turn the ignition off.
Disconnect the Power Top Travel Sensor harness connector.
Disconnect the Power Top Control Module C1 harness connector.
Note: Check connectors — Clean/repair as necessary.
Turn the ignition on.
Measure the voltage of the Main Cylinder Travel Sensor (Base Side)
(+) circuit at the Power Top Control Module C1 harness connector.
Is the voltage above 1.0 volt?
Yes
>> Repair the Main Cylinder Travel Sensor (Base Side) (+)
circuit for a short to B(+).
No
>> Replace the Power Top Control Module.(Refer to 8 -
ELECTRICAL/ELECTRONIC
CONTROL
MODULES/
POWER TOP CONTROL MODULE - REMOVAL).
Perform POWER TOP CONTROL MODULE VERIFICA-
TION TEST.
23 - 70
CONVERTIBLE TOP
ZH
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