Toyota 4Runner: Dtc Check / Clear

Toyota 4Runner Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Engine Immobiliser System(w/ Smart Key System) / Dtc Check / Clear

DTC CHECK / CLEAR

HINT:

When using the Techstream with the engine switch off to troubleshoot: Connect the Techstream to the vehicle and turn a courtesy light switch on and off at 1.5 second intervals until communication between the Techstream and vehicle begins.
Refer to the Techstream operator's manual for further details.

1. CHECK FOR IMMOBILISER DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(d) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.

(e) Check for DTCs.

2. CHECK FOR ECM DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(d) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.

(e) Check for DTCs.

3. CLEAR IMMOBILISER DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(d) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.

(e) Clear the DTCs.

4. CLEAR ECM DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(d) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.

(e) Clear the DTCs.

Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART HINT: If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" bel ...

Theft Deterrent System Communication Line High Fixation (B279A)

DESCRIPTION If the communication line (EFIO-IMI) to the ID code box is stuck on HI output, the ECM stores this DTC. DTC Code DTC Detection Condition Trouble Area ...

Other materials about Toyota 4Runner:

Open in ABS Solenoid Relay Circuit (C0278,C0279)
DESCRIPTION The solenoid relay is built into the master cylinder solenoid. This relay supplies power to each solenoid. If the initial check is OK, after the ignition switch is turned to ON, the relay turns on. DTC Code DTC Detection ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY, MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (a) Remove the main body ECU (multiplex network body ECU) (See page ). (b) Measure the voltage and resistance according to the value(s) in the ta ...