Toyota Tacoma Quiz
Cruise Control

Cruise Control Input Processor (P160700)

In this manual: Cruise Control
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18steps
~108min
4/5difficulty
Done 0 of 18
DESCRIPTION

The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standard, the ECM will illuminate the MIL and store the DTC.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

P160700

Cruise Control Input Processor

When prohibited by the sub-CPU, the dynamic radar cruise control system operates for 0.3 seconds or more.

ECM

Comes on
MONITOR DESCRIPTION

The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standard, illuminate the MIL and store the DTC immediately.

MONITOR STRATEGY

Related DTCs

P1607: Internal control module performance

Required Sensors/Components (Main)

ECM

Required Sensors/Components (Related)

Cruise control

Frequency of Operation

Continuous

Duration

0.3 seconds

MIL Operation

Immediate

Sequence of Operation

None
TYPICAL ENABLING CONDITIONS

Monitor runs whenever the following DTCs are not stored

None

All of the following conditions are met

-

Cruise control

Forbiddance

DMA communication error

Not detected
TYPICAL MALFUNCTION THRESHOLDS

Cruise control

Operating
CONFIRMATION DRIVING PATTERN

HINT:

When clearing the permanent DTCs, refer to the "CLEAR PERMANENT DTC" procedure.

Click here

  1. Connect the Techstream to the DLC3.
  2. Turn the ignition switch to ON and turn the Techstream on.
  3. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  4. Turn the Techstream off.
  5. Turn the ignition switch off.
  6. Disconnect the Techstream.
  7. Disconnect the cable from the negative (-) battery terminal and wait for 1 minute.
  8. Connect the cable to the negative (-) battery terminal.
  9. Connect the Techstream to the DLC3.
  10. Turn the ignition switch to ON and turn the Techstream on.
  11. Turn the cruise control main switch on.
  12. Wait 16 seconds or more.[*1]

    HINT:

    [*1] : Normal judgment procedure.

    The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.

  13. Enter the following menus: Powertrain / Radar Cruise 1 / Trouble Codes.
  14. Read the DTCs.

    HINT:

    • If a DTC is output, the system is malfunctioning.
    • If a DTC is not output, perform the following procedure.
  15. If the DTCs are not output, perform a universal trip and check for permanent DTCs.

    Click here

    HINT:

    • If a permanent DTC is output, the system is malfunctioning.
    • If no permanent DTCs are output, the system is normal.
CAUTION / NOTICE / HINT

HINT:

The ECM receives signals from each sensor to control all functions of the dynamic radar cruise control system. When a DTC is detected, the fail-safe function remains on until the ignition switch is turned off.

PROCEDURE

  1. CHECK FOR DTCs

(a) Clear the DTCs.

Click here (b) Perform the following procedure.

(b) Perform the following procedure.

HINT:

If the following procedure is not performed, the previously output DTC cannot be detected.

  1. Turn the ignition switch to ON.
  2. Turn the dynamic radar cruise control system on using the cruise control main switch.
  3. Wait for 1 second or more.

(c) Check for DTCs.

Click here

Result

Proceed to

DTC P160700 is not output

A

DTC P160700 is output

B
A

USE SIMULATION METHOD TO CHECK
B

GO TO SFI SYSTEM

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