Test Description
WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
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 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 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 |