Chrysler Voyager. Manual — part 99
TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the Battery Temp Sensor harness connector.
Disconnect the PCM harness connector.
Measure the resistance between the Battery Temp Signal circuit and the Sensor
ground circuit in the Battery Temp Sensor harness connector.
Is the resistance below 100 ohms?
All
Yes
→ Repair the Sensor ground shorted to the Battery Temp Sensor
Signal circuit.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→ Go To 5
5
NOTE: Before continuing, check the PCM harness connector terminals for
corrosion, damage, or terminal push out. Repair as necessary.
If there are no possible causes remaining, view repair.
All
Repair
Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
395
DRIVEABILITY - NGC
P0516-BATTERY TEMPERATURE SENSOR LOW —
Continued
Symptom:
P0517-BATTERY TEMPERATURE SENSOR HIGH
When Monitored and Set Condition:
P0517-BATTERY TEMPERATURE SENSOR HIGH
When Monitored:
Ignition on.
Set Condition:
Battery temperature voltage above 4.8 volts.
POSSIBLE CAUSES
BATTERY TEMP VOLTAGE ABOVE 4.8 VOLTS
BATTERY TEMP SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
BATTERY TEMP SENSOR INTERNAL FAILURE
BATTERY TEMP SIGNAL CIRCUIT OPEN
SENSOR GROUND CIRCUIT OPEN
PCM
TEST
ACTION
APPLICABILITY
1
Ignition on, engine not running.
With the DRBIII
t, read the Battery Temp Sensor voltage.
Is the voltage above 4.8 volts?
All
Yes
→ Go To 2
No
→ Refer to the INTERMITTENT CONDITION symptom in the
Driveability category.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
2
Turn the ignition off.
Disconnect the Battery Temp Sensor harness connector.
Ignition on, engine not running.
Measure the voltage of the Battery Temp Signal circuit in the Battery Temp Sensor
harness connector.
Is the voltage above 5.2 volts?
All
Yes
→ Repair the short to battery voltage in the Battery Temp Signal
circuit.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→ Go To 3
396
DRIVEABILITY - NGC
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Battery Temp harness connector.
Connect a jumper wire between the Battery Temp Signal circuit and the Sensor
ground circuit in the Battery Temp harness connector.
Ignition on, engine not running.
With the DRBIII
t, read the Battery Temp Sensor voltage.
Is the voltage below 1.0 volt?
All
Yes
→ Replace the Battery Temp Sensor.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→ Go To 4
4
Turn the ignition off.
Disconnect the Battery Temp Sensor harness connector.
Disconnect the PCM harness connector.
CAUTION: DO NOT PROBE THE PCM HARNESS CONNECTORS. PROBING
THE PCM HARNESS CONNECTORS WILL DAMAGE THE PCM TERMI-
NALS RESULTING IN POOR TERMINAL TO PIN CONNECTION. INSTALL
MILLER SPECIAL TOOL #8815 TO PERFORM DIAGNOSIS.
Measure the resistance of the Battery Temp Signal circuit from the Battery Temp
Sensor harness connector to the appropriate terminal of special tool #8815.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 5
No
→ Repair the open in the Battery Temp Signal circuit.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
5
Turn the ignition off.
Disconnect the Battery Sensor harness connector.
Disconnect the PCM harness connector.
CAUTION: DO NOT PROBE THE PCM HARNESS CONNECTORS. PROBING
THE PCM HARNESS CONNECTORS WILL DAMAGE THE PCM TERMI-
NALS RESULTING IN POOR TERMINAL TO PIN CONNECTION. INSTALL
MILLER SPECIAL TOOL #8815 TO PERFORM DIAGNOSIS.
Measure the resistance of the Sensor ground circuit from the Battery Temp Sensor
harness connector to the appropriate terminal of special tool #8815.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 6
No
→ Repair the open in the Sensor ground circuit.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
6
NOTE: Before continuing, check the PCM harness connector terminals for
corrosion, damage, or terminal push out. Repair as necessary.
If there are no possible causes remaining, view repair.
All
Repair
Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
397
DRIVEABILITY - NGC
P0517-BATTERY TEMPERATURE SENSOR HIGH —
Continued
Symptom:
P0522 PRESSURE SENSOR LOW
When Monitored and Set Condition:
P0522 PRESSURE SENSOR LOW
When Monitored:
Engine running and battery voltage above 10.4 volts.
Set Condition:
The oil pressure sensor voltage at PCM goes below 0.1 of a volt for 0.5 of
a second.
POSSIBLE CAUSES
OIL PRESSURE SENSOR VOLTAGE BELOW 0.1 VOLTS
OIL PRESSURE SENSOR INTERNAL FAILURE
(G6) OIL PRESS SIGNAL SHORTED TO GROUND
PCM
TEST
ACTION
APPLICABILITY
1
NOTE: Ensure the engine oil pressure is at the correct pressure before
continuing.
Ignition on, engine not running.
With the DRBIII
t, read the Oil Pressure Sensor voltage.
Is the voltage below 0.1 volt?
All
Yes
→ Go To 2
No
→ Refer to the INTERMITTENT CONDITION symptom in the
Driveability category.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
2
Turn the ignition off.
Disconnect the Oil Pressure Sensor harness connector.
Ignition on, engine not running.
With the DRBIII
t, read Oil Pressure Sensor voltage.
Does the Oil Pressure Sensor voltage read approximately 5.0 volts?
All
Yes
→ Replace the Oil Pressure Sensor.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→ Go To 3
3
Turn the ignition off.
Disconnect the Oil Pressure Sensor harness connector.
Disconnect the PCM harness connector.
Measure the resistance between ground and the (G6) Oil Press Signal circuit in the
Oil Pressure Sensor harness connector.
Is the resistance below 100 ohms?
All
Yes
→ Repair the ground shorted to the (G6) Oil Press Signal circuit.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→ Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
398
DRIVEABILITY - NGC
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