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Home >> Toyota >> 2009 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 18 (Engine Control System (1AR-FE) - DTC P0125 - P0500) >> DTC P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different variant/trim than selected.
TYPICAL ENABLING CONDITIONS CHART

Monitor runs whenever following DTCs not stored P0010 (Camshaft Timing Oil Control Valve)
P0011 (VVT System - Advance)
P0012 (VVT System - Retard)
P0016 (VVT System - Misalignment)
P0013 (Exhaust Camshaft Timing Oil Control Valve)
P0014 (Exhaust VVT System - Advance)
P0015 (Exhaust VVT System - Retard)
P0017 (Exhaust VVT System - Misalignment)
P0031, P0032, P0101D (Air Fuel Ratio Sensor Heater)
P2195, P2196, P2237, P2238, P2239, P2252, P2253, P2A00 (Air Fuel Ratio Sensor)
P0102, P0103 (Mass Air Flow Sensor)
P0112, P0113 (Intake Air Temperature Sensor)
P0115, P0117, P0118 (Engine Coolant Temperature Sensor)
P0120, P0121, P0122, P0123, P0220, P0222, P0223, P2135 (Throttle Position Sensor)
P0171, P0172 (Fuel System)
P0301 - P0304 (Misfire)
P0335 (Crankshaft Position Sensor)
P0340, P0342, P0343 (Camshaft Position Sensor)
P0365, P0367, P0368 (Exhaust Camshaft Position Sensor)
P0351 - P0354 (Igniter)
P0500 (Vehicle Speed Sensor)
Battery voltage 11 V or higher
Either of following conditions met: -
1. All of following conditions met: -
  • Engine coolant temperature at engine start - Intake air temperature at engine start
-15 to 7°C (-27 to 12.6°F)
  • Engine coolant temperature at engine start
-10 to 56°C (14 to 133°F)
  • Intake air temperature at engine start
-10 to 56°C (14 to 133°F)
2. All of following conditions met: -
  • Engine coolant temperature at engine start - Intake air temperature at engine start
Higher than 7°C (12.6°F)
  • Engine coolant temperature at engine start
56°C (133°F) or less
  • Intake air temperature at engine start
-10°C (14°F) or higher
Accumulated time at vehicle speed of 80 mph (128 km/h) or more Less than 20 seconds