Toyota Sienna Service Manual: Exhaust pipe (for 4wd)

Installation

1. Install heated oxygen sensor (for bank 2 sensor 2) (see page ec-34) 2. Install front exhaust pipe assembly (a) Install 2 new gaskets to the front exhaust pipe assembly. (b) Install the front ...

Removal

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 2. REMOVE HEATED OXYGEN SENSOR (for Bank 1 Sensor 2) (See page EC-38) 3. REMOVE TAIL EXHAUST PIPE ASSEMBLY (a) Remove the 2 bolts. (b) Discon ...

Other materials:

Fuel Pump Control Circuit
DESCRIPTION The FUEL PUMP relay switches the fuel pump speed according to the engine conditions. The fuel pump operates when the ECM receives the starter-operating signal (STA) and crankshaft-rotating signal (NE). The FUEL PUMP relay is turned ON while the engine is idling or operating at l ...

Adjustment
1. VEHICLE PREPARATION FOR HEADLIGHT AIMING ADJUSTMENT  Prepare the vehicle:  Ensure there is no damage or deformation to the body around the headlights.  Fill the fuel tank.  Make sure that the oil is filled to the specified level.  Make sure that the c ...

Terminals of ecm
Sfi system Hint: The standard normal voltage between each pair of the ECM terminals is shown in the table below. The appropriate conditions for checking each pair of the terminals are also indicated. The check results should be compared with the standard normal voltage for that pair of te ...