Canada - Engine Controls - MIL ON/DTC P0116 On Cold Start

Bulletin
TSB2112

Issue Date
October 27, 2004

Market
Canada


Title
M.I.L. "ON" DTC P0116

Component
ENGINE ELECTRICAL

Models
'00 Sienna

Some 2000 model year Sienna vehicles may experience a M.I.L. Light "ON" condition with DTC P0116 (Engine Coolant Temperature Circuit Range / Performance Problem) after being cold started in temperatures between 35°F/1.7°C and 50°F/10°C, and the car is at idle for at least 2 minutes after starting. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been revised to correct this condition.

APPLICABLE VEHICLES:
- 2000 model year Sienna vehicles.






PARTS INFORMATION:






REQUIRED SSTS:






WARRANTY INFORMATION:

REPAIR PROCEDURE:

1. Follow repair manual diagnostics for MIL "ON" DTC P0116. Refer to ETAS, 2000 model year Sienna Repair Manual: Diagnostics; SFI; P0116.
2. If thermostat and coolant temperature sensor are OK: confirm conditions when the customer experienced the M.I.L. "ON" condition.
A. Vehicle was cold started and allowed to idle for at least 2 minutes before M.I.L. "ON." Cold start temperatures were between 35°F/1.7°C and 50°F/10°C.
B. If both conditions "A" and "B" were met prior to M.I.L. "ON," then replace ECM (PCM).

NOTE:
Issue of this Technical Service Bulletin is to ensure that proper repair information is available. IT DOES NOT CONSTITUTE AN AUTHORIZATION FOR REPAIR. Normal provisions of the formal warranty policy, as applicable, will apply.