Service bulletin M171012

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

NHTSA's summary

Engine Cranks, No Start and/or Engine Coolant Temperature Faults. 1 The engine either exhibits a crank, no start or a hard start (long crank), usually on a cold engine. No faults may be stored in the DME. 2 The Service Engine Soon lamp is illuminated, with one or more of the following fault codes stored: * 0x2943 coolant temperature sensor, signal change too fast * 0x2937 coolant temperature sensor, electrical: short circuit to positive * 0x2936 coolant temperature sensor, electrical: short circuit to earth * 0x293A coolant temperature sensor, plausibility, cold start: temperature too high ??0x2947 coolant temperature sensor, signal: fixed on low CAUSE Poor solder contacts in the engine coolant temperature sensor integrated into the engine thermostat housing 1 Fault codes are stored: * Retrofit a remote engine temperature sensor.

The document

• NHTSA's copy of the document (PDF)
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The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

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