Toyota Sienna Service Manual: Fog light assembly

Daytime running light resister

On-vehicle inspection 1. DRL RESISTOR  Check that there is resistance between the terminals as shown in the chart. Resistance ...

Components

REMOVAL 1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 2. REMOVE FRONT BUMPER ASSEMBLY 3. REMOVE FOG LIGHT ASSEMBLY  Disengage the 2 claws  Disengage the 2 pins and rem ...

Other materials:

Data list / active test
1. READ DATA LIST HINT: Using the intelligent tester to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals may be disco ...

Precaution
1. PRECAUTION OF HEADLIGHT BULB REPLACEMENT  When any defects such as deformation, crack, dent, chipping, etc. are identified on the discharge headlight (especially, on the light control ECU), replace it with a new one.  Even if the operation seems to be normal, the failsafe ...

ECM / PCM Processor
DTC P0606 ECM / PCM Processor DESCRIPTION The ECM continuously monitors its internal processors (CPUs), A/F sensor transistors and heated oxygen sensor (HO2S) transistors. This self-check ensures that the ECM is functioning properly. These are diagnosed by internal "mirroring" of t ...