Test Description
WARNING: This page is about a different variant/trim than selected.
The number below refer to the step number on the diagnostic table.
- 6: This step tests for the proper operation of the circuit in the low voltage range.
DTC P0113
| Step | Action | Values | Yes | No |
|---|---|---|---|---|
| Schematic Reference: Engine Controls Schematics Connector End View Reference: Engine Controls Connector End Views or Engine Control Module (ECM) Connector End Views |
||||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | - | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 |
IMPORTANT:
The cooling fans are commanded On when certain DTC's are set. Observe the DTC info parameter with a scan tool.Is DTC P0641 or P0651 set? |
- | Go to DTC P0651 | Go to Step 3 |
| 3 |
|
- | Go to Step 4 | Go to Testing for Intermittent Conditions and Poor Connections |
| 4 |
|
5.2 V | Go to Step 5 | Go to Step 6 |
| 5 |
IMPORTANT:
If a short to voltage occurs the sensor may be damaged. Test the signal circuit for a short to voltage. Refer to Circuit Testing
and Wiring Repairs
.Did you find and correct the condition? |
- | Go to Step 15 | Go to Step 12 |
| 6 | Connect a 3-amp fused jumper wire between the signal circuit of the IAT sensor and the low reference circuit of the IAT sensor. Refer to Using Fused Jumper Wires
. Is the IAT sensor parameter more than the specified value? |
149°C (300°F) | Go to Step 10 | Go to Step 7 |
| 7 | Connect a 3-amp fused jumper wire between the signal circuit of the IAT sensor and a good ground. Is the IAT sensor parameter more than the specified value? |
149°C (300°F) | Go to Step 9 | Go to Step 8 |
| 8 | Test the signal circuit of the IAT sensor for an open circuit or for high resistance. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 15 | Go to Step 12 |
| 9 | Test the IAT sensor low reference circuit for high resistance or for an open. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 15 | Go to Step 12 |
| 10 | Test the IAT signal circuit for a short to any 5-volt reference circuit. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 15 | Go to Step 11 |
| 11 | Test for an intermittent and for a poor connection at the IAT sensor. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
- | Go to Step 15 | Go to Step 13 |
| 12 | Test for an intermittent and for a poor connection at the engine control module (ECM). Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
- | Go to Step 15 | Go to Step 14 |
| 13 | Replace the IAT sensor. Refer to Intake Air Temperature (IAT) Sensor Replacement
. Did you complete the replacement? |
- | Go to Step 15 | - |
| 14 | Replace the ECM. Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
- | Go to Step 15 | - |
| 15 |
|
- | Go to Step 2 | Go to Step 16 |
| 16 | Observe the Capture Info with a scan tool. Are there any DTCs that have not been diagnosed? |
- | Go to Diagnostic Trouble Code (DTC) List - Vehicle | System OK |