Toyota RAV4 manuals

Toyota Sienna Service Manual: Vehicle Speed Signal Error (Test Mode DTC)

DTC C2191/91 Vehicle Speed Signal Error (Test Mode DTC)

DESCRIPTION

The tire pressure warning ECU receives a speed signal from the combination meter. This DTC is stored upon entering test mode, and cleared when a vehicle speed signal of 12 mph (20 km/h) is detected for 3 seconds or more. This DTC is output only in test mode.

Vehicle Speed Signal Error (Test Mode DTC)

WIRING DIAGRAM

Vehicle Speed Signal Error (Test Mode DTC)

INSPECTION PROCEDURE

NOTICE:

1 READ VALUE ON INTELLIGENT TESTER

(a) Make sure that the ignition switch is off.

(b) Connect the intelligent tester to the DLC3.

(c) Turn the ignition switch to the ON position.

(d) Select the item below in the Data List, and read the value displayed on the intelligent tester.

HINT: Enter the following menus: DIAGNOSIS / OBD/MOBD / METER / DATA LIST.

METER:

(e) Check that the values indicated on the tester and on the combination meter are the same.

OK: Vehicle speed indicated on the intelligent tester indicates the actual speed.

2 CHECK HARNESS AND CONNECTOR (ECU - COMBINATION METER)

CHECK HARNESS AND CONNECTOR (ECU - COMBINATION METER)

(a) Disconnect the T15 ECU connector.

(b) Disconnect the C10 meter connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard resistance

REPLACE TIRE PRESSURE WARNING ECU (See page TW-87)

Initialization not Completed
DTC C2177/77 Initialization not Completed DESCRIPTION Initialization is necessary after replacing any of the ECUs, tires with different tire pressure, or tire pressure warning valve and transmitt ...

Tire Pressure Warning Reset Switch Circuit
DESCRIPTION The ECU enters the initialization mode and performs initialization automatically, when the tire pressure warning ECU receives the signal from the tire pressure warning reset switch. If ...

Other materials:

List of storage features
Auxiliary boxes Cup holders Door pockets Bottle holders Glove boxes Console box (if equipped) WARNING Do not leave glasses, lighters or spray cans in the storage spaces, as this may cause the following when cabin temperature becomes high: Glas ...

Installation
1. INSTALL PROPELLER W/CENTER BEARING SHAFT ASSEMBLY (a) Align the matchmarks on the propeller shaft assembly rear flange and differential companion flange, and connect the shaft with the 4 bolts, washers and nuts. (b) Remove SST(s) from the extension housing. (c) Insert the yoke int ...

Replacement
1. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM SST 07110-58060 (07117-58080, 07117-58090, 07117-78050, 07117-88060, 07117-88070, 07117-88080) (a) Turn the A/C switch to ON. (b) Operating the cooler compressor at the engine rpm of approx. 1,000 for 5 to 6 minutes, circulate the refriger ...

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