SFI SYSTEM, Diagnostic DTC:P0201,P0202,P0203,P0262,P0265 and P0268

DTC Code DTC Name
P0201 Cylinder 1 Injector "A" Circuit
P0202 Cylinder 2 Injector "A" Circuit
P0203 Cylinder 3 Injector "A" Circuit
P0262 Cylinder 1 Injector "A" Circuit High
P0265 Cylinder 2 Injector "A" Circuit High
P0268 Cylinder 3 Injector "A" Circuit High

DESCRIPTION

The fuel injector assemblies are installed in the cylinder head and inject fuel into the cylinders based on the signals from the ECM.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

Memory

P0201

Cylinder 1 Injector "A" Circuit

Open or short to ground in fuel injector assembly (No. 1 cylinder) circuit.

  • Fuel injector assembly (No. 1)

  • Wire harness or connector

  • ECM

Comes on

DTC stored

P0202

Cylinder 2 Injector "A" Circuit

Open or short to ground in fuel injector assembly (No. 2 cylinder) circuit.

  • Fuel injector assembly (No. 2)

  • Wire harness or connector

  • ECM

Comes on

DTC stored

P0203

Cylinder 3 Injector "A" Circuit

Open or short to ground in fuel injector assembly (No. 3 cylinder) circuit.

  • Fuel injector assembly (No. 3)

  • Wire harness or connector

  • ECM

Comes on

DTC stored

P0262

Cylinder 1 Injector "A" Circuit High

Short to +B in fuel injector assembly (No. 1 cylinder) circuit.

  • Fuel injector assembly (No. 1)

  • Wire harness or connector

  • ECM

Comes on

DTC stored

P0265

Cylinder 2 Injector "A" Circuit High

Short to +B in fuel injector assembly (No. 2 cylinder) circuit.

  • Fuel injector assembly (No. 2)

  • Wire harness or connector

  • ECM

Comes on

DTC stored

P0268

Cylinder 3 Injector "A" Circuit High

Short to +B in fuel injector assembly (No. 3 cylinder) circuit.

  • Fuel injector assembly (No. 3)

  • Wire harness or connector

  • ECM

Comes on

DTC stored

MONITOR DESCRIPTION

These DTCs are stored when a malfunction is detected in a fuel injector assembly circuit. If there is an open or short in a fuel injector assembly circuit when the ignition switch is turned to ON, the ECM will illuminate the MIL and store a DTC.

WIRING DIAGRAM

A330030E01

PROCEDURE

  1. INSPECT FUEL INJECTOR ASSEMBLY

    1. Inspect the fuel injector assembly.

      Click here

    Result

    Proceed to

    OK

    NG
    NG

    REPLACE FUEL INJECTOR ASSEMBLY

    Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (FUEL INJECTOR ASSEMBLY - ECM)

    1. Disconnect the fuel injector assembly connectors.

    2. Disconnect the ignition coil assembly connectors.

    3. Disconnect the ECM connectors.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      B45-1 - B56-28 (#1)

      Always

      Below 1 Ω

      B45-2 - B55-5 (+B2)

      Always

      Below 1 Ω

      B43-1 - B56-27 (#2)

      Always

      Below 1 Ω

      B43-2 - B55-5 (+B2)

      Always

      Below 1 Ω

      B42-1 - B56-26 (#3)

      Always

      Below 1 Ω

      B42-2 - B55-5 (+B2)

      Always

      Below 1 Ω

      B45-1 or B56-28 (#1) - Body ground and other terminals

      Always

      10 kΩ or higher

      B43-1 or B56-27 (#2) - Body ground and other terminals

      Always

      10 kΩ or higher

      B42-1 or B56-26 (#3) - Body ground and other terminals

      Always

      10 kΩ or higher

      B45-2, B43-2, B42-2, B41-3 (+B), B40-3 (+B), B39-3 (+B) or B55-5 (+B2) - Body ground and other terminals

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE ECM

    Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR