Idle Control System

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DTC Troubleshooting

DTC P0506: idle Control System RPM Lower Than Expected NOTE: Before you troubleshoot record all freeze data and any on-board snapshot, and review the general troubleshooting information (see page ...

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Under-floorTWC Removal/Installation
1. Raise the vehicle on a lift. 2. Remove the exhaust pipe hangers (A). 3. Remove the under-floor TWC (B). 4. Install the parts in the reverse order of removal with new gaskets (C) and new s ...

Fuel Pressure Regulator Replacement
1. Remove the fuel tank unit (see page 11-320). 2. Remove the reservoir (A). 3. Remove the bracket (B). 4. Remove the fuel pressure regulator (C). 5. Install the parts in the reverse order ...

Alternator FR Signal Circuit Troubleshooting
1. Start the engine, and let it idle. 2. Monitor the ALTERNATOR in the DATA LIST with the HDS. 3. Check if the indicated percentage varies when the headlight switch is turned on. Does the p ...