DTC P1034: Fuel Heater Relay Circuit Shorted to Power Turn the ignition switch ON (II). Clear the DTC with the HDS. Do the FUEL HEATER ON/OFF in the INSPECTION MENU with the HDS. Check for Temporary DTCs or DTCs with the HDS. Is DTC P1034 indicated?
YES | - | Go to Step 5 .
NO | - | Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the fuel heater relay and the ECM.■
Turn the ignition switch OFF. Remove the left front inner fender. Open the relay holder (A), and disconnect the fuel heater relay. Check the fuel heater relay. Is the fuel heater relay OK?
YES | - | Go to Step 8 .
NO | - | Replace the fuel heater relay, then go to Step 9 .
Disconnect ECM connector No. 2 (58P). Turn the ignition switch ON (II). |