Symptom diagnosis

OVERHEATING CAUSE ANALYSIS Troubleshooting Chart ...

Inspection

LEVEL • Check that the reservoir tank engine coolant level is within the “MIN” to “MAX” when the engine is cool. A : MAX B : MIN • Adjust the engine coolant level if necessary. LEAKAGE • To c ...

Other materials:

Trouble diagnosis - specification value
Description The specification (SP) value indicates the tolerance of the value that is displayed in “SPEC” of “DATA MONITOR” mode of CONSULT-III during normal operation of the Engine Control System. When the value in “SPEC” of “DATA MONITOR” mode is within the SP value, the Engine Control Sys ...

Idle air volume learning
Description Idle Air Volume Learning is a function of ECM to learn the idle air volume that keeps each engine idle speed within the specific range. It must be performed under any of the following conditions: • Each time electric throttle control actuator or ECM is replaced. • Idle speed or ...

P0138 HO2S2
DTC Logic DTC DETECTION LOGIC The heated oxygen sensor 2 has a much longer switching time between rich and lean than the air fuel ratio (A/ F) sensor 1. The oxygen storage capacity of the three way catalyst (manifold) causes the longer switching time. MALFUNCTION A To judge the malfuncti ...