Toyota Tacoma manuals

Toyota Corolla Repair Manual: System too lean/rich

Dtc p0171 system too lean (bank 1)

Dtc p0172 system too rich (bank 1)

Inspection procedure
Hint: handheld tester only: narrowing down the trouble area is possible by performing a/f control active test (heated oxygen sensor or other trouble areas can be distinguished). Perform ac ...

Circuit description
The fuel trim is related to the feedback compensation value, not to the basic injection time. The fuel trim includes the shortterm fuel trim and the longterm fuel trim. The shortterm fuel tri ...

Other materials:

Circuit description
If the engine coolant temperature (ect) does not reach 75c (167f) despite sufficient warm up time has elapsed. Dtc no Dtc detection condition Trouble area P0128 Condition (a), (b) and (c):  cold start  after engine is warmed up   ...

Inside vehicle
General maintenance Performing these maintenance checks on the vehicle in the owners responsibility. The owner may perform the maintenance or take the vehicle to a service center. Check the parts of the vehicle described below on a daily basis. In most cases, special tool are not required ...

Overhaul
Caution: wear the gloves, because the cutting surface of the seat back frame and seat adjuster may injure your hand. Hint: tape the screwdriver tip before use when prying parts. 1. Disconnect battery negative terminal Caution: wait for 90 seconds after disconnecting the battery terminal a ...

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