Toyota Sienna Service Manual: Engine oil pressure switch
ON-VEHICLE INSPECTION
1. INSPECT ENGINE OIL PRESSURE SWITCH ASSEMBLY
- Disconnect the connector from the oil pressure switch assembly.
- With the switch still installed, measure the resistance between the terminal of the engine oil pressure switch and engine ground.
Standard Resistance:
Engine stopped:
Below 1 Ω
Engine idling:
10 kΩ or higher
HINT: If the value is not as specified, replace the engine oil pressure switch.
Fuel sender gauge
assembly
INSPECTION
1. INSPECT FUEL SENDER GAUGE ASSEMBLY
Disconnect the connector from the fuel sender
gauge.
Check that the float moves smoothly between F and
E.
Measure th ...
Audio / visual
...
Other materials:
Diagnosis system
1. CHECK DLC3
The vehicle's ECU uses ISO 15765-4 for
communication protocol. The terminal arrangement
of the DLC3 complies with SAE J1962 and matches
the ISO 15765-4 format.
NOTICE:
*: Before measuring the resistance, leave the
vehicle as is for at least 1 minute and do ...
How to proceed with troubleshooting
The intelligent tester can be used at step 2, 5, 8, 11.
1 Vehicle Brought to Workshop
2 Check and Clear DTCs and Freeze Frame Data
HINT:
See page BC-82 and BC-84.
3 Problem Symptom Confirmation
4 Symptom Simulation
5 DTC Check
HINT:
See page BC-82.
6 Problem Symptoms Table
HINT: ...
Electronic control
(a) REMOVAL AND INSTALLATION OF BATTERY TERMINAL
REMOVAL AND INSTALLATION OF BATTERY TERMINAL
NOTICE: Certain systems need to be initialized
after
disconnecting and reconnecting the cable from
the negative (-) battery terminal.
(1) Before performing electronic work, disconnect
the ...
