EReconnect the ECM connector

CBZ>

Go to step 5

Go to step 6

CHECK HARNESS AND CONNECTOR (CANISTER PUMP MODULE - ECM)

Wire Harness Side:

VOUT

VOUT

SGND

Canister Pump Module Connector

A127718E01

1

2

3

4

5

7

8

9

10

\

Canister Pump Module Connector

A127718E01

Result

(a) Disconnect the S3 canister pump module connector.

(b) Turn the ignition switch ON.

(c) Measure the voltage and resistance of the canister connector.

Standard

Tester Connections

Specified Conditions

S3-4 (VCC) - Body ground

4.5 to 5.5 V

S3-3 (VOUT) - Body ground

4.5 to 5.5 V

S3-2 (SGND) - Body ground

100 Q or less

Test Results

Suspected Trouble Areas

Proceed To

Voltage and resistance within standard ranges

Open in canister pressure sensor circuit

A

Voltage and resistance outside standard ranges

Open in wire harness/connector (ECM - Canister pressure sensor)

B

(d) Reconnect the canister pump module connector.

Go to step 5

Go to step 6

REPLACE CHARCOAL CANISTER ASSEMBLY

(a) Replace the canister assembly (see page EC-10). NOTICE:

When replacing the canister, check the canister pump module interior and related pipes for water, fuel and other liquids. If liquids are present, check for disconnections and/or cracks in the following: 1) the pipe from the air inlet port to the canister pump module; 2) the canister filter; and 3) the fuel tank vent hose.

Inspection Area*

Vent Hose

Fuel Tank Vent Hose

Vent Hose

Inspection Area*

Inspection Area*

Fuel Tank Vent Hose

Vent Hose

Inspection Area*

*: Check for disconnection and/or cracks

A127720E01

NEXT

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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