Starting system symptom diagnosis
|
Condition |
Possible cause |
Correction / reference item |
| Engine does not turn though the starter motor runs | Faulty starter clutch. | Replace. |
| Starter button is not effective | Run down battery | Repair or replace |
| Defective switch contacts | Replace. | |
| Brushes not seating properly on starter motor commutator | Repair or replace. | |
| Defective starter relay or starter interlock switch. | Replace. | |
| Defective main fuse | Replace. |
Schematic and routing diagram
Starter motor will not runDTC “c44” (p0130/p0135): ho2 sensor
(ho2s) circuit malfunction
Detected condition and possible cause
Detected condition
Possible cause
C44/P0130
Ho2 sensor output voltage is not input to
ecm during engine operation and running
condition.
Sensor voltage > 1.0 V
Ho2 sensor circuit is open or shorted to the po ...
Valve seat repair
The valve seats (1) for both the intake and exhaust
valves are machined to three different angles. The seat
contact surface is cut at 45°.
Intake valve
Exhaust valve
Caution
the valve seat contact area must be
inspected after e ...
Drive chain replacement
Use the special tool in the following procedures, to cut
and rejoin the drive chain.
Note
when using the special tool, apply a small
quantity of grease to the threaded parts of
the special tool.
Special tool
: 09922–22711 (drive chain cutting
and joint
tool set)
Driv ...