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Home >> Toyota >> 2008 >> FJ Cruiser RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 934 (Engine Control System - Diagnostic Codes (1 Of 3)) >> DTC P0128: Thermostat Malfunction >> Monitor Result

Monitor Result

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

Detailed information on Checking Monitor Status (see CHECKING MONITOR STATUS ).

The test value and test limit information are in THERMOSTAT SPECIFICATION  . Check the monitor result and test values after performing the monitor drive pattern (refer to Confirmation Monitor).

Thermostat 

THERMOSTAT SPECIFICATION

MID TID Scaling Description of Test Value Minimum Test Limit Maximum Test Limit
$E1 $E8 Multiply by 01 [°C] ECT sensor output when estimated
ECT reaches to malfunction criteria
Malfunction criteria Maximum test limit