Conditions for Clearing the DTC
WARNING: This page is about a different variant/trim than selected.
- A current DTC Last Test Failed clears when the diagnostic runs and passes.
- A history DTC clears after 40 consecutive warm-up cycles, if no failures are reported by this or any other non-emission related diagnostic.
- Clear the DTC with a scan tool.
DTC P1682
| Step | Action | Values | Yes | No |
|---|---|---|---|---|
| Schematic Reference: Engine Controls Schematics Connector End View Reference: Engine Controls Connector End Views or Powertrain Control Module (PCM) Connector End Views |
||||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | - | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
| 2 |
|
- | Go to Step 3 | Go to Intermittent Conditions |
| 3 | With a test lamp connected to ground, probe both sides of the electronic temperature control (ETC) fuse. Does the test lamp illuminate on both sides of the fuse? |
- | Go to Step 5 | Go to Step 4 |
| 4 | Does the test lamp illuminate on one side of the fuse? | - | Go to Step 6 | Go to POWERTRAIN RELAY DIAGNOSIS |
| 5 |
|
- | Go to Step 9 | Go to Step 7 |
| 6 |
|
- | Go to Step 9 | Go to Step 7 |
| 7 | Test for an intermittent and for a poor connection at the PCM. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 9 | Go to Step 8 |
| 8 | Replace the PCM. Refer to Control Module References
in Computer/Integrating Systems for replacement, setup, and programming. Did you complete the replacement? |
- | Go to Step 9 | - |
| 9 |
|
- | Go to Step 2 | Go to Step 10 |
| 10 | 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 in Vehicle DTC Information | System OK |