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P2123-ACCELERATOR PEDAL POSITION SENSOR 1 CIRCUIT HIGH (CONTINUED) 5. (K23) APPS NO.1 SIGNAL CIRCUIT SHORTED TO THE (F856) 5-VOLT SUPPLY CIRCUIT Measure the resistance between the (K23) APP Sensor No.1 Signal Is the resistance below 100 ohms? Yes >> Repair the short between the (K23) APP Sensor No.1 Sig- nal circuit and the (F856) 5-volt Supply circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 6 6. (K4) APP SENSOR NO.1 RETURN CIRCUIT OPEN CAUTION: Do not probe the PCM harness connectors. Probing Is the resistance below 5.0 ohms? Yes >> Go To 7 No >> Repair the open in the (K4) APP Sensor No.1 Return cir- cuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer HB ENGINE ELECTRICAL DIAGNOSTICS 9 - 883 |