2006 DODGE RAM SRT-10 Service Repair Manual

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DODGE RAM SRT-10 2006  Service Repair Manual When Monitored:
With ignition on and battery voltage greater than 10.4 volts.
Set Condition:
The circuit voltage to the ECM is above a calibrated threshold for a certainperiod of time.
Possible Causes

Page 506 of 5267

DODGE RAM SRT-10 2006  Service Repair Manual 3.HIGH RESISTANCE OF SENSOR CONNECTOR
Turn the ignition off.
Disconnect the ECM harness connector(s).
Measure the resistance between the temperature sensor (K21) signal
and (K916) return circuit at th

Page 507 of 5267

DODGE RAM SRT-10 2006  Service Repair Manual 5.(K916) RETURN CIRCUIT OPEN
Measure the resistance of the sensor (K916) Return circuit between the
sensor harness connector and the ECM harness connector.
Is the resistance less than 10 Ohms?
Ye s>>

Page 508 of 5267

DODGE RAM SRT-10 2006  Service Repair Manual 7.ECM
Reconnect the ECM harness connectors.
Turn the ignition on.
With the scan tool, erase DTCs.
While monitoring with scan tool, use a jumper wire and connect the
sensor (K21) signal circuit to the

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DODGE RAM SRT-10 2006  Service Repair Manual P0116-ENGINE COOLANT TEMPERATURE (ECT) SENSOR RATIONALITY
For a complete wiring diagramRefer to Section 8W.

Page 510 of 5267

DODGE RAM SRT-10 2006  Service Repair Manual When Monitored:
While the engine is running.
Set Condition:
The ECM does not read a change in value from the sensor over time.
Possible Causes
LOW COOLANT LEVEL
COOLANT TEMPERATURE SENSOR
THERMOSTAT
I

Page 511 of 5267

DODGE RAM SRT-10 2006  Service Repair Manual P0117-ENGINE COOLANT TEMPERATURE (ECT) SENSOR VOLTAGE TOO LOW
For a complete wiring diagramRefer to Section 8W.

Page 512 of 5267

DODGE RAM SRT-10 2006  Service Repair Manual When Monitored:
With ignition on and battery voltage greater than 10.4 volts.
Set Condition:
The circuit voltage to the ECM falls below a calibrated threshold for a certain period of time.
Possible Ca