Toyota Avalon V6-3.5L (2GR-FE) Manufacturer Code Page 1121
(b) Disconnect the A55 ECM connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE ECM See: Powertrain Management/Computers and Control Systems/Engine Control Module/Service and
Repair/Removal (to 12/2010)
Engine Speed Signal Error (Test Mode DTC) - Tire Pressure Monitoring (from 12/2010)
TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: C2194/94: Engine Speed Signal Error (Test Mode DTC)
C2194/94 - Engine Speed Signal Error (Test Mode DTC)
DESCRIPTION
The tire pressure warning ECU receives an engine speed signal from the ECM. This DTC is stored upon entering test mode, and cleared when the
engine speed signal of 1000 rpm is detected for 3 seconds or more. This DTC is output only in test mode.
