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6E2–151 RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS DTC P0121 –TP System Performance (Cont'd) Step No Yes Value(s) Action 9 Check the following items: 1. TP signal circuit for a short to voltage. between the PCM and the TP sensor. 3. TP sensor ground circuit for a poor connection. necessary. Was a problem found? — Verify repair Go to Step 12 10 Check the following items: 1. TP signal circuit or 5 volt reference “A” circuit for a poor connection. 2. TP signal circuit or 5 volt reference “A” circuit for high resistance between the PCM and the TP 3. If a problem is found, repair wiring harness as necessary. Was a problem found? — Verify repair Go to Step 12 11 Replace the TP sensor. Is the action complete? — Verify repair — 12 Replace the PCM. IMPORTANT: The replacement PCM must be On-Vehicle Service in Powertrain Control Module and Sensors for And also refer to latest service bulletin. Check to see if the Latest software is released or not. Is the action complete? — Verify repair — |