light DODGE RAM SRT-10 2006 Service Repair Manual

4.TIPM OPERATION
Reconnect the C9 TIPM harness connector.
Using a 12-volt test light connected ground, probe the (T40) Stater Relay Output circuit in the Starter Relay harness
connector.
Crank the engine.
Does the test light illuminate?
Ye s>>
Go To 5
No>>
Replace the TIPM is accordance with the Service information
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
5.STARTER RELAY
Turn the ignition off.
Install the Starter Relay.
NOTE: The Stater Solenoid harness connector must still be disconnected atthis time.
Crank the engine.
Using a 12-volt test light connected ground, probe the (T750) Stater RelayOutput circuit in the Starter Solenoid
harness connector.
Does the test light illuminate?
Ye s>>
Replace the Starter.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
No>>
Replace the Starter Relay.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)

When Monitored:
With the ignition on. Battery voltage greater than 10.4 volts.
Set Condition:
A shorted low condition in the Fuel Pump Control circuit has been detected by the TIPM. One Trip Fault. Three
good trips to turn off the MIL.
Possible Causes
(K31) FUEL PUMP CONTROL CIRCUIT SHORTED TO GROUND
FUEL PUMP
TIPM
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING).
Diagnostic Test
1.FUEL PUMP OPERATION
Ignition on, engine not running.
With a scan tool under the PCM Actuators, actuate the Fuel Pump.
Is the Fuel Pump operating?
Ye s>>
Refer to the INTERMITTENT CONDITION Diagnostic Procedure.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
No>>
Go To 2
2.FUEL PUMP CONTROL OPERATION FROM THE PCM
Turn the ignition off.
Disconnect the C1 TIPM harness connector.
Ignition on, engine not running.
Using the scan tool under the PCM Actuators, actuate the Fuel Pump.
With a 12-volt test light connected to ground, probe the (K31) Fuel
Pump Control circuit in the TIPM C1 harness connector.
Does the test light illuminate brightly and flash on an off?
Ye s>>
Go To 3
No>>
Perform the Diagnostic Procedure for P0627-FUEL PUMP
CONTROL CIRCUIT. (Refer to 9 - ENGINE - DIAGNOSIS
AND TESTING)

3.(A109) FUEL PUMP CONTROL OUTPUT CIRCUIT SHORTED TO GROUND
Turn the ignition off
Disconnect the C10 TIPM harness connector.
Disconnect the Fuel Pump Module harness connector.
Measure the resistance between ground and the (A109) Fuel Pump
Control Output circuit at the Fuel Pump Module harness connector.
Istheresistancebelow100ohms?
Ye s>>
Repair the short to ground in the (A109) Fuel Pump Control
Output circuit.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE)
No>>
Go To 4
4.FUEL PUMP MODULE
Connect the C1 and C10 TIPM harness connectors.
Ignition on, engine not running.
Using the scan tool under the TIPM Actuators, actuate the Fuel Pump.
With a 12-volt test light connected to ground, probe the (A109) Fuel
Pump Control Output circuit at the Fuel Pump Module harness connec-
tor.
Does the test light illuminate brightly and flash on and off?
Ye s>>
Replace the Fuel Pump Module per Service Information.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE)
No>>
Go To 5
5.TOTALLY INTEGRATED POWER MODULE
NOTE: Before continuing, check the TIPM harness connector terminals for corrosion, damage, or terminal
push out. Repair as necessary.
Using the schematics as a guide, inspect the wire harness and connectors.
Pay particular attention to all Power and Ground circuits.
Were any problems found?
Ye s>>
Repair as necessary.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
No>>
Replace the Totally Integrated Power Module per Service Information.
Perform the BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CON-
TROL MODULES - STANDARD PROCEDURE)

When Monitored:
With the ignition on. Battery voltage greater than 10.4 volts.
Set Condition:
A shorted high condition in the Fuel Pump Control circuit has been detectedin the TIPM. One Trip Fault. Three
good trips to turn off the MIL.
Possible Causes
(A109) FUEL PUMP CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE
EXCESSIVE RESISTANCE IN THE FUEL PUMP GROUND CIRCUITS
FUEL PUMP MODULE
TIPM
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING).
Diagnostic Test
1.FUEL PUMP OPERATION
Ignition on, engine not running.
With a scan tool under the PCM Actuators, actuate the Fuel Pump.
Is the Fuel Pump operating?
Ye s>>
Refer to the INTERMITTENT CONDITION Diagnostic Procedure.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
No>>
Go To 2
2.FUEL PUMP CONTROL OPERATION FROM THE PCM
Turn the ignition off.
Disconnect the C1 TIPM harness connector.
Ignition on, engine not running.
Using the scan tool under the PCM Actuators, actuate the Fuel Pump.
With a 12-volt test light connected to ground, probe the (K31) Fuel
Pump Control circuit in the C1 TIPM harness connector.
Does the test light illuminate brightly and flash on an off?
Ye s>>
Go To 3
No>>
Perform the Diagnostic Procedure for P0627-FUEL PUMP
CONTROL CIRCUIT. (Refer to 9 - ENGINE - DIAGNOSIS
AND TESTING)

3.(A109) FUEL PUMP CONTROL OUTPUT CIRCUIT SHORTED TO BATTERY VOLTAGE
Turn the ignition off
Disconnect the C10 TIPM harness connector.
Disconnect the Fuel Pump Module harness connector.
Ignition on, engine not running.
Using a 12-volt test light connected to ground, probe the (A109) Fuel
Pump Control Output circuit at the Fuel Pump Module harness connec-
tor.
Does the test light illuminate brightly?
Ye s>>
Repair the short to battery voltage in the (A109) Fuel Pump
Control Output circuit.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE)
No>>
Go To 4
4.FUEL PUMP GROUND CIRCUITS OPEN
Turn the ignition off.
Connect the C1 and C10 TIPM harness connectors.
Using a 12-volt test light connected to 12-volts, probe the (Z927) and
(Z210) Fuel Pump ground circuits at the Fuel Pump Module harness
connector.
Does the test light illuminate brightly?
Ye s>>
Go To 5
No>>
Repair the excessive resistance in the Fuel Pump ground
circuits.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE)
5.FUEL PUMP MODULE
Ignition on, engine not running.
Using the scan tool under the TIPM Actuators, actuate the Fuel Pump.
With a 12-volt test light connected to ground, probe the (A109) Fuel
Pump Control Output circuit at the Fuel Pump Module harness connec-
tor.
Does the test light illuminate brightly and flash on and off?
Ye s>>
Replace the Fuel Pump Module per Service Information.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE)
No>>
Go To 6

When Monitored:
With the ignition on. Battery voltage greater than 10.4 volts. TIPM requesting Fuel Pump operation.
Set Condition:
An open condition has been detected in the Fuel Pump Control circuit by the TIPM. One Trip Fault. Three
good trips to turn off the MIL.
Possible Causes
(A109) FUEL PUMP CONTROL OUTPUT CIRCUIT OPEN
FUEL PUMP
TIPM
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING).
Diagnostic Test
1.FUEL PUMP OPERATION
Ignition on, engine not running.
With a scan tool under the PCM Actuators, actuate the Fuel Pump.
Is the Fuel Pump operating?
Ye s>>
Refer to the INTERMITTENT CONDITION Diagnostic Procedure.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
No>>
Go To 2
2.FUEL PUMP CONTROL OPERATION FROM THE PCM
Turn the ignition off.
Disconnect the C1 TIPM harness connector.
Ignition on, engine not running.
Using the scan tool under the PCM Actuators, actuate the Fuel Pump.
With a 12-volt test light connected to ground, probe the (K31) Fuel
Pump Control circuit in the C1 TIPM harness connector.
Does the test light illuminate brightly and flash on an off?
Ye s>>
Go To 3
No>>
Perform the Diagnostic Procedure for P0627-FUEL PUMP
CONTROL CIRCUIT. (Refer to 9 - ENGINE - DIAGNOSIS
AND TESTING)

3.(A109) FUEL PUMP CONTROL OUTPUT CIRCUIT OPEN
Turn the ignition off
Disconnect the C10 TIPM harness connector.
Disconnect the Fuel Pump Module harness connector.
Measure the resistance of the (A109) Fuel Pump Control Output circuit
between the C10 TIPM harness connector and the Fuel Pump Module
harness connector.
Is the resistance below 5.0 ohms?
Ye s>>
Go To 4
No>>
Repair the open in the (A109) Fuel Pump Control Output
circuit.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE)
4.FUEL PUMP MODULE
Connect the C1 and C10 TIPM harness connectors.
Ignition on, engine not running.
Using the scan tool under the TIPM Actuators, actuate the Fuel Pump.
With a 12-volt test light connected to ground, probe the (A109) Fuel
Pump Control Output circuit at the Fuel Pump Module harness connec-
tor.
Does the test light illuminate brightly and flash on and off?
Ye s>>
Replace the Fuel Pump Module in accordance with the Ser-
vice Information.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE)
No>>
Go To 5

3.(A109) FUEL PUMP CONTROL OUTPUT CIRCUIT HIGH RESISTANCE
With a jumper wire, connect one end to the (A109) Fuel Pump Control
Output circuit in the Fuel Pump Module harness connector and the
other to a clean chassis ground.
Using a 12-volt test light to battery voltage, probe the (A109) Fuel Pump
Control Output circuit in the C10 TIPM harness connector.
NOTE: The test light should be illuminated and bright. Compared
the brightness to that of a direct connection to the battery.
Does the test light illuminate brightly.
Ye s>>
Go To 4
No>>
Repair the excessive resistance in the (A109) Fuel Pump
Control Output circuit.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE).
4.FUEL PUMP MOTOR GROUND CIRCUITS
Using a 12-volt test light to battery voltage, probe the (Z927) and (Z210)
Fuel Pump Motor Ground circuits in the Fuel Pump Motor harness con-
nector.
NOTE: The test light should be illuminated and bright. Compared
the brightness to that of a direct connection to the battery.
Does the test light illuminate brightly.
Ye s>>
Go To 5
No>>
Repair the excessive resistance in the Fuel Pump Motor
Ground circuit.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE)
5.FUEL PUMP CONTROL OUTPUT FROM TIPM
Reconnect the C10 TIPM harness connector.
Ignition on, engine not running.
With a scan tool in the TIPM Actuators, actuate the Fuel Pump.
Using the 12-Volt test light connected to ground, probe the (A109) Fuel
Pump Control Output circuit in the Fuel Pump Module harness connec-
tor.
Does the test light illuminate brightly?
Ye s>>
Replace the Fuel Pump Module
Perform the POWERTRAIN VERIFICATION TEST. (Refer to
9 - ENGINE - STANDARD PROCEDURE)
No>>
Replace the TIPM in accordance with the Service Informa-
tion.
Perform the BODY VERIFICATION TEST – VER 1. (Refer
to 9 - ENGINE - STANDARD PROCEDURE)

When Monitored:
With the ignition on and battery voltage above 10.4 volts.
Set Condition:
An open or shorted condition is detected in the Fuel Pump Relay Control circuit.
Possible Causes
FUEL PUMP RELAY OPERATION
FUEL PUMP RELAY
FUSED IGNITION SWITCH OUTPUT CIRCUIT
(K31) FUEL PUMP RELAY CONTROL CIRCUIT OPEN
(K31) FUEL PUMP RELAY CONTROL CIRCUIT SHORTED TO GROUND
PCM
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING)
1.FUEL PUMP RELAY OPERATION
Ignition on, engine not running.
With the scan tool, read DTCs and record the related Freeze Frame data.
With the scan tool, actuate the Fuel Pump Relay.
Is the Fuel Pump Relay clicking?
Ye s>>
Refer to the INTERMITTENT CONDITIONSymptom (Diagnostic Procedure).
Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
No>>
Go To 2
2.FUEL PUMP RELAY
Turn the ignition off.
Remove the Fuel Pump Relay.
NOTE: Check connectors - Clean/repair as necessary.
Measure the resistance between the coil terminals of the Fuel Pump Relay.
Is the resistance between 50 and 90 ohms?
Ye s>>
Go To 3
No>>
Replace the Fuel Pump Relay.
Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
3.FUSED IGNITION SWITCH CIRCUIT OPEN
Ignition on, engine not running.
Using a 12-volt test light connected to ground, probe the Fused Ignition Switch Output circuit in the Fuel Pump
Relay connector.
Does the test light illuminate brightly?
Ye s>>
Go To 4
No>>
Repair the open or short to ground in the Fused Ignition Switch Output circuit. Inspect the related fuse
and repair as necessary.
Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)

When Monitored:
With ignition key on and battery voltage above 10.4 volts.
Set Condition:
An open or shorted condition is detected in the ASD Relay control circuit.
Possible Causes
GOOD TRIP EQUAL TO ZERO
ASD RELAY
(A14) FUSED B+ OUTPUT CIRCUITS
(K51) ASD RELAY CONTROL CIRCUIT OPEN
(K51) ASD RELAY CONTROL CIRCUIT SHORTED TO GROUND
PCM
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING)
1.GOOD TRIP EQUAL TO ZERO
Ignition on, engine not running.
With the scan tool, read DTCs and record the related Freeze Frame data.
Is the Good Trip Counter displayed and equal to zero?
Ye s>>
Go To 2
No>>
Refer to the INTERMITTENT CONDITIONSymptom (Diagnostic Procedure).
Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
2.ASD RELAY
Turn the ignition off.
Remove the ASD Relay from the PDC.
Measure the resistance between the coil terminals of the ASD Relay.
Is the resistance between 50 and 80 ohms?
Ye s>>
Go To 3
No>>
Replace the ASD Relay.
Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
3.(A14) FUSED B+ OUTPUT CIRCUIT
Using a 12-volt test light connected to ground, probe the (A14) Fused B+ Output circuits in the ASD Relay con-
nector.
Does the test light illuminate brightly?
Ye s>>
Go To 4
No>>
Repair the open or short to ground in the (A14) Fused B+ Output circuits. Inspect the related fuse and
repair as necessary.
Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)