DTC P2195
DTC P2195 : A/F Sensor (Sensor 1) Signal Stuck Lean
NOTE:
- Before you troubleshoot, review the general troubleshooting information .
- If the vehicle was out of fuel and the engine stalled before this DTC was stored, refuel, then clear the DTC with the HDS.
- If DTC P2101, P2118, P2135, P2138, P2176, or a combination of P2122 and P2127, P2122 and P2138 or P2127 and P2138 is stored at the same time as DTC P2195, troubleshoot those DTCs first, then recheck for DTC P2195.
| DTC Description | Confirmed DTC | Pending DTC |
|---|---|---|
| P2195 A/F Sensor (Sensor 1) Signal Stuck Lean |
DTC (PGM-FI)
- MAF sensor/IAT sensor 1 visual check
-1. Remove MAF sensor/IAT sensor 1 .
-2. Check for dirt or debris in MAF sensor/IAT sensor 1.
Is it dirty?
YES
Remove the debris. If needed, replace MAF sensor/IAT sensor 1 .
NO
Go to step 2.
- A/F sensor (Sensor 1) installation check
-1. Check the installation of the A/F sensor (Sensor 1).
Is the A/F sensor loose or disconnected from the TWC?
YES
Reinstall the A/F sensor (Sensor 1) .
NO
Go to step 3.
- Problem verification
-1. Turn the vehicle to the ON mode.
-2. Clear the DTC with the HDS.
-3. Enter the maintenance mode, then start the engine .
-4. Hold the engine speed at 3, 000 rpm without load (in P or N) until the radiator fan comes on.
-5. Check for Pending or Confirmed DTCs with the HDS.
DTC Description Confirmed DTC Pending DTC P2195 A/F Sensor (Sensor 1) Signal Stuck Lean Is DTC P2195 indicated?
YES
Check for poor connections or loose terminals at the A/F sensor (Sensor 1) and the PCM. Check for any authorized service information related to the DTCs or symptoms you are troubleshooting, or substitute a known-good PCM .
NO
Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the A/F sensor (Sensor 1) and the PCM. If the on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the on-board snapshot .