P0378 — Timing Reference High Resolution Signal 'B' Intermittent/Erratic Pulses

Powertrain (engine/transmission)

Timing Reference High Resolution Signal 'B' Intermittent/Erratic Pulses

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Can I drive with P0378?

You can usually drive home and book an inspection within a few days.

Frequently asked questions

What does fault code P0378 mean?

P0378 means Timing Reference High Resolution Signal 'B' Intermittent/Erratic Pulses.

Can I keep driving with P0378?

You can usually drive home and book an inspection within a few days.

Related fault codes

• P0370 — Timing Reference High Resolution Signal 'A' Malfunction
• P0371 — Timing Reference High Resolution Signal 'A' Too Many Pulses
• P0372 — Timing Reference High Resolution Signal 'A' Too Few Pulses
• P0373 — Timing Reference High Resolution Signal 'A' Intermittent/Erratic Pulses
• P0374 — Timing Reference High Resolution Signal 'A' No Pulses
• P0375 — Timing Reference High Resolution Signal 'B' Malfunction
• P0376 — Timing Reference High Resolution Signal 'B' Too Many Pulses
• P0377 — Timing Reference High Resolution Signal 'B' Too Few Pulses
• P0379 — Timing Reference High Resolution Signal 'B' No Pulses

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