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P2172-HIGH AIRFLOW/VACUUM LEAK DETECTED (INSTANTANEOUS ACCUMULATION) (CONTINUED) 9. TP SENSOR SIGNAL CIRCUIT SHORTED TO GROUND Measure the resistance between ground and the (K22) and (K122) TP Is the resistance above 100 ohms for each circuit? Yes >> Go To 10 No >> Repair the short to ground in the (K22) or (K122) TP Sen- sor Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer 9 - 968 ENGINE ELECTRICAL DIAGNOSTICS WK |