2006 DODGE RAM SRT-10 Service Repair Manual

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Page 217 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual When Monitored:
Ignition on and battery voltage greater than 10 volts.
Set Condition:
Just after key on, the throttle is opened and closed to test the system. If the TP Sensor does not return to
Limp

When Monitored:
Ignition on and battery voltage greater than 10 volts.
Set Condition:
Just after key on, the throttle is opened and closed to test the system. If the TP Sensor does not return to
Limp Home Position at the end of this test, this DTC will set. One trip fault and the code will set within 5
seconds. ETC light is flashing.
Possible Causes
THROTTLE PLATE STUCK AT OR BELOW LIMP HOME POSITION
(K448) ETC NEGATIVE CIRCUIT SHORTED TO BATTERY VOLTAGE
(K447) ETC POSITIVE CIRCUIT OPEN
(K448) ETC NEGATIVE CIRCUIT OPEN
(K447) ETC POSITIVE CIRCUIT SHORTED TO GROUND
(K448) ETC NEGATIVE CIRCUIT SHORTED TO GROUND
PCM
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING).
Diagnostic Test
1.ACTIVE DTC
Ignition on, engine not running.
NOTE: The PCM tests the ETC Motor by opening and closing the Throttle Plate before starting the engine.
If during this test the Throttle plate does not return to the closed positionthisDTCsets.
With a scan tool read DTCs.
NOTE: Diagnose any TP Sensor, Battery Voltage, and 5-Volt Supply DTCs before continuing.
Is the DTC active at this time?
Ye s>>
Go To 2
No>>
Refer to the INTERMITTENT CONDITION Diagnostic Procedure.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
2.THROTTLE PLATE STUCK OPEN
Turn the ignition off.
NOTE: The PCM tests the ETC Motor by opening and closing the Throttle Plate before starting the engine.
If during this test the Throttle plate does not open this DTC sets.
Remove the Air Cleaner Assembly from the Throttle Body.
Check for any signs of a foreign material causing the Throttle to remain open.
Using a scan tool actuate the ETC Motor.
Does the Throttle Plate move?
Ye s>>
Go To 3
No>>
Remove the debris if possible or replace the Throttle Body Assembly. Disconnect the Battery when
replacing the Throttle Body Assembly. After installation is complete, use a scan tool and select the ETC
RELEARN function.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)

Page 218 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual 3.(K448) ETC NEGATIVE CIRCUIT SHORTED TO BATTERY VOLTAGE
Turn the ignition off.
Disconnect the Throttle Body harness connector.
Disconnect the C2 PCM harness connector.
CAUTION: Do not probe the PCM h

Page 219 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual 5.(K448) ETC NEGATIVE CIRCUIT OPEN
Measure the resistance of the (K448) ETC Negative circuit from the
Throttle Body harness connector to the appropriate terminal of special
tool #8815.
Is the resistan

Page 220 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual 7.(K448) ETC NEGATIVE CIRCUIT SHORTED TO GROUND
Measure the resistance between a known good ground and the (K448)
ETC Negative circuit at the appropriate terminal of special tool #8815.
Istheresistanc

Page 221 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual P2115-ACCELERATOR PEDAL POSITION SENSOR 1 MINIMUM STOP
PERFORMANCE
For a complete wiring diagramRefer to Section 8W.
When Monitored:
Ignition on. During in plant mode the APP Sensors need to be checke

Page 222 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual P2116-ACCELERATOR PEDAL POSITION SENSOR 2 MINIMUM STOP
PERFORMANCE
For a complete wiring diagramRefer to Section 8W.
When Monitored:
Ignition on. During in plant mode the APP Sensors need to be checke

Page 223 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual P2118-ELECTRONIC THROTTLE CONTROL MOTOR CIRCUIT
For a complete wiring diagramRefer to Section 8W.

Page 224 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual When Monitored:
With the ignition on and the ETC Motor is not in Limp Home mode.
Set Condition:
When the PCM detects an internal error or a short between the ETC Motor - and ETC Motor + circuits in th

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